81749850

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1$

素因数の和:201

約数の個数: 192

約数和(自身を含む): 256483584

約数和(自身を除く): 174733734

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 25, 26, 30, 35, 39, 42, 50, 53, 65, 70, 75, 78, 91, 105, 106, 113, 130, 150, 159, 175, 182, 195, 210, 226, 265, 273, 318, 325, 339, 350, 371, 390, 455, 525, 530, 546, 565, 650, 678, 689, 742, 791, 795, 910, 975, 1050, 1113, 1130, 1325, 1365, 1378, 1469, 1582, 1590, 1695, 1855, 1950, 2067, 2226, 2275, 2373, 2650, 2730, 2825, 2938, 3390, 3445, 3710, 3955, 3975, 4134, 4407, 4550, 4746, 4823, 5565, 5650, 5989, 6825, 6890, 7345, 7910, 7950, 8475, 8814, 9275, 9646, 10283, 10335, 11130, 11865, 11978, 13650, 14469, 14690, 16950, 17225, 17967, 18550, 19775, 20566, 20670, 22035, 23730, 24115, 27825, 28938, 29945, 30849, 34450, 35934, 36725, 39550, 41923, 44070, 48230, 51415, 51675, 55650, 59325, 59890, 61698, 72345, 73450, 77857, 83846, 89835, 102830, 103350, 110175, 118650, 120575, 125769, 144690, 149725, 154245, 155714, 179670, 209615, 220350, 233571, 241150, 251538, 257075, 299450, 308490, 361725, 389285, 419230, 449175, 467142, 514150, 544999, 628845, 723450, 771225, 778570, 898350, 1048075, 1089998, 1167855, 1257690, 1542450, 1634997, 1946425, 2096150, 2335710, 2724995, 3144225, 3269994, 3892850, 5449990, 5839275, 6288450, 8174985, 11678550, 13624975, 16349970, 27249950, 40874925, 81749850]

約数ペア:

[(1, 81749850), (2, 40874925), (3, 27249950), (5, 16349970), (6, 13624975), (7, 11678550), (10, 8174985), (13, 6288450), (14, 5839275), (15, 5449990), (21, 3892850), (25, 3269994), (26, 3144225), (30, 2724995), (35, 2335710), (39, 2096150), (42, 1946425), (50, 1634997), (53, 1542450), (65, 1257690), (70, 1167855), (75, 1089998), (78, 1048075), (91, 898350), (105, 778570), (106, 771225), (113, 723450), (130, 628845), (150, 544999), (159, 514150), (175, 467142), (182, 449175), (195, 419230), (210, 389285), (226, 361725), (265, 308490), (273, 299450), (318, 257075), (325, 251538), (339, 241150), (350, 233571), (371, 220350), (390, 209615), (455, 179670), (525, 155714), (530, 154245), (546, 149725), (565, 144690), (650, 125769), (678, 120575), (689, 118650), (742, 110175), (791, 103350), (795, 102830), (910, 89835), (975, 83846), (1050, 77857), (1113, 73450), (1130, 72345), (1325, 61698), (1365, 59890), (1378, 59325), (1469, 55650), (1582, 51675), (1590, 51415), (1695, 48230), (1855, 44070), (1950, 41923), (2067, 39550), (2226, 36725), (2275, 35934), (2373, 34450), (2650, 30849), (2730, 29945), (2825, 28938), (2938, 27825), (3390, 24115), (3445, 23730), (3710, 22035), (3955, 20670), (3975, 20566), (4134, 19775), (4407, 18550), (4550, 17967), (4746, 17225), (4823, 16950), (5565, 14690), (5650, 14469), (5989, 13650), (6825, 11978), (6890, 11865), (7345, 11130), (7910, 10335), (7950, 10283), (8475, 9646), (8814, 9275)]