65548280

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{631}}^1$

素因数の和:709

約数の個数: 96

約数和(自身を含む): 175076640

約数和(自身を除く): 109528360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 53, 56, 70, 98, 106, 140, 196, 212, 245, 265, 280, 371, 392, 424, 490, 530, 631, 742, 980, 1060, 1262, 1484, 1855, 1960, 2120, 2524, 2597, 2968, 3155, 3710, 4417, 5048, 5194, 6310, 7420, 8834, 10388, 12620, 12985, 14840, 17668, 20776, 22085, 25240, 25970, 30919, 33443, 35336, 44170, 51940, 61838, 66886, 88340, 103880, 123676, 133772, 154595, 167215, 176680, 234101, 247352, 267544, 309190, 334430, 468202, 618380, 668860, 936404, 1170505, 1236760, 1337720, 1638707, 1872808, 2341010, 3277414, 4682020, 6554828, 8193535, 9364040, 13109656, 16387070, 32774140, 65548280]

約数ペア:

[(1, 65548280), (2, 32774140), (4, 16387070), (5, 13109656), (7, 9364040), (8, 8193535), (10, 6554828), (14, 4682020), (20, 3277414), (28, 2341010), (35, 1872808), (40, 1638707), (49, 1337720), (53, 1236760), (56, 1170505), (70, 936404), (98, 668860), (106, 618380), (140, 468202), (196, 334430), (212, 309190), (245, 267544), (265, 247352), (280, 234101), (371, 176680), (392, 167215), (424, 154595), (490, 133772), (530, 123676), (631, 103880), (742, 88340), (980, 66886), (1060, 61838), (1262, 51940), (1484, 44170), (1855, 35336), (1960, 33443), (2120, 30919), (2524, 25970), (2597, 25240), (2968, 22085), (3155, 20776), (3710, 17668), (4417, 14840), (5048, 12985), (5194, 12620), (6310, 10388), (7420, 8834)]