75081825

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1$

素因数の和:248

約数の個数: 144

約数和(自身を含む): 175127680

約数和(自身を除く): 100045855

約数列:

[1, 3, 5, 7, 9, 13, 15, 19, 21, 25, 35, 39, 45, 57, 63, 65, 75, 91, 95, 105, 117, 133, 171, 175, 193, 195, 225, 247, 273, 285, 315, 325, 399, 455, 475, 525, 579, 585, 665, 741, 819, 855, 965, 975, 1197, 1235, 1351, 1365, 1425, 1575, 1729, 1737, 1995, 2223, 2275, 2509, 2895, 2925, 3325, 3667, 3705, 4053, 4095, 4275, 4825, 5187, 5985, 6175, 6755, 6825, 7527, 8645, 8685, 9975, 11001, 11115, 12159, 12545, 14475, 15561, 17563, 18335, 18525, 20265, 20475, 22581, 25669, 25935, 29925, 33003, 33775, 37635, 43225, 43425, 47671, 52689, 55005, 55575, 60795, 62725, 77007, 77805, 87815, 91675, 101325, 112905, 128345, 129675, 143013, 158067, 165015, 188175, 231021, 238355, 263445, 275025, 303975, 333697, 385035, 389025, 429039, 439075, 564525, 641725, 715065, 790335, 825075, 1001091, 1155105, 1191775, 1317225, 1668485, 1925175, 2145195, 3003273, 3575325, 3951675, 5005455, 5775525, 8342425, 10725975, 15016365, 25027275, 75081825]

約数ペア:

[(1, 75081825), (3, 25027275), (5, 15016365), (7, 10725975), (9, 8342425), (13, 5775525), (15, 5005455), (19, 3951675), (21, 3575325), (25, 3003273), (35, 2145195), (39, 1925175), (45, 1668485), (57, 1317225), (63, 1191775), (65, 1155105), (75, 1001091), (91, 825075), (95, 790335), (105, 715065), (117, 641725), (133, 564525), (171, 439075), (175, 429039), (193, 389025), (195, 385035), (225, 333697), (247, 303975), (273, 275025), (285, 263445), (315, 238355), (325, 231021), (399, 188175), (455, 165015), (475, 158067), (525, 143013), (579, 129675), (585, 128345), (665, 112905), (741, 101325), (819, 91675), (855, 87815), (965, 77805), (975, 77007), (1197, 62725), (1235, 60795), (1351, 55575), (1365, 55005), (1425, 52689), (1575, 47671), (1729, 43425), (1737, 43225), (1995, 37635), (2223, 33775), (2275, 33003), (2509, 29925), (2895, 25935), (2925, 25669), (3325, 22581), (3667, 20475), (3705, 20265), (4053, 18525), (4095, 18335), (4275, 17563), (4825, 15561), (5187, 14475), (5985, 12545), (6175, 12159), (6755, 11115), (6825, 11001), (7527, 9975), (8645, 8685)]