25480080

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{823}}^1$

素因数の和:885

約数の個数: 120

約数和(自身を含む): 87667008

約数和(自身を除く): 62186928

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 43, 45, 48, 60, 72, 80, 86, 90, 120, 129, 144, 172, 180, 215, 240, 258, 344, 360, 387, 430, 516, 645, 688, 720, 774, 823, 860, 1032, 1290, 1548, 1646, 1720, 1935, 2064, 2469, 2580, 3096, 3292, 3440, 3870, 4115, 4938, 5160, 6192, 6584, 7407, 7740, 8230, 9876, 10320, 12345, 13168, 14814, 15480, 16460, 19752, 24690, 29628, 30960, 32920, 35389, 37035, 39504, 49380, 59256, 65840, 70778, 74070, 98760, 106167, 118512, 141556, 148140, 176945, 197520, 212334, 283112, 296280, 318501, 353890, 424668, 530835, 566224, 592560, 637002, 707780, 849336, 1061670, 1274004, 1415560, 1592505, 1698672, 2123340, 2548008, 2831120, 3185010, 4246680, 5096016, 6370020, 8493360, 12740040, 25480080]

約数ペア:

[(1, 25480080), (2, 12740040), (3, 8493360), (4, 6370020), (5, 5096016), (6, 4246680), (8, 3185010), (9, 2831120), (10, 2548008), (12, 2123340), (15, 1698672), (16, 1592505), (18, 1415560), (20, 1274004), (24, 1061670), (30, 849336), (36, 707780), (40, 637002), (43, 592560), (45, 566224), (48, 530835), (60, 424668), (72, 353890), (80, 318501), (86, 296280), (90, 283112), (120, 212334), (129, 197520), (144, 176945), (172, 148140), (180, 141556), (215, 118512), (240, 106167), (258, 98760), (344, 74070), (360, 70778), (387, 65840), (430, 59256), (516, 49380), (645, 39504), (688, 37035), (720, 35389), (774, 32920), (823, 30960), (860, 29628), (1032, 24690), (1290, 19752), (1548, 16460), (1646, 15480), (1720, 14814), (1935, 13168), (2064, 12345), (2469, 10320), (2580, 9876), (3096, 8230), (3292, 7740), (3440, 7407), (3870, 6584), (4115, 6192), (4938, 5160)]