25533340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{331}}^1$

素因数の和:395

約数の個数: 96

約数和(自身を含む): 66931200

約数和(自身を除く): 41397860

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 29, 35, 38, 58, 70, 76, 95, 116, 133, 140, 145, 190, 203, 266, 290, 331, 380, 406, 532, 551, 580, 662, 665, 812, 1015, 1102, 1324, 1330, 1655, 2030, 2204, 2317, 2660, 2755, 3310, 3857, 4060, 4634, 5510, 6289, 6620, 7714, 9268, 9599, 11020, 11585, 12578, 15428, 19198, 19285, 23170, 25156, 31445, 38396, 38570, 44023, 46340, 47995, 62890, 67193, 77140, 88046, 95990, 125780, 134386, 176092, 182381, 191980, 220115, 268772, 335965, 364762, 440230, 671930, 729524, 880460, 911905, 1276667, 1343860, 1823810, 2553334, 3647620, 5106668, 6383335, 12766670, 25533340]

約数ペア:

[(1, 25533340), (2, 12766670), (4, 6383335), (5, 5106668), (7, 3647620), (10, 2553334), (14, 1823810), (19, 1343860), (20, 1276667), (28, 911905), (29, 880460), (35, 729524), (38, 671930), (58, 440230), (70, 364762), (76, 335965), (95, 268772), (116, 220115), (133, 191980), (140, 182381), (145, 176092), (190, 134386), (203, 125780), (266, 95990), (290, 88046), (331, 77140), (380, 67193), (406, 62890), (532, 47995), (551, 46340), (580, 44023), (662, 38570), (665, 38396), (812, 31445), (1015, 25156), (1102, 23170), (1324, 19285), (1330, 19198), (1655, 15428), (2030, 12578), (2204, 11585), (2317, 11020), (2660, 9599), (2755, 9268), (3310, 7714), (3857, 6620), (4060, 6289), (4634, 5510)]