691330240

素因数分解:

$2^6\times 5^1\times {\mathrm{83}}^1\times {\mathrm{26029}}^1$

素因数の和:26129

約数の個数: 56

約数和(自身を含む): 1666128240

約数和(自身を除く): 974798000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 83, 160, 166, 320, 332, 415, 664, 830, 1328, 1660, 2656, 3320, 5312, 6640, 13280, 26029, 26560, 52058, 104116, 130145, 208232, 260290, 416464, 520580, 832928, 1041160, 1665856, 2082320, 2160407, 4164640, 4320814, 8329280, 8641628, 10802035, 17283256, 21604070, 34566512, 43208140, 69133024, 86416280, 138266048, 172832560, 345665120, 691330240]

約数ペア:

[(1, 691330240), (2, 345665120), (4, 172832560), (5, 138266048), (8, 86416280), (10, 69133024), (16, 43208140), (20, 34566512), (32, 21604070), (40, 17283256), (64, 10802035), (80, 8641628), (83, 8329280), (160, 4320814), (166, 4164640), (320, 2160407), (332, 2082320), (415, 1665856), (664, 1041160), (830, 832928), (1328, 520580), (1660, 416464), (2656, 260290), (3320, 208232), (5312, 130145), (6640, 104116), (13280, 52058), (26029, 26560)]