7855804940

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{82571}}^1$

素因数の和:82718

約数の個数: 48

約数和(自身を含む): 16979445504

約数和(自身を除く): 9123640564

約数列:

[1, 2, 4, 5, 10, 20, 67, 71, 134, 142, 268, 284, 335, 355, 670, 710, 1340, 1420, 4757, 9514, 19028, 23785, 47570, 82571, 95140, 165142, 330284, 412855, 825710, 1651420, 5532257, 5862541, 11064514, 11725082, 22129028, 23450164, 27661285, 29312705, 55322570, 58625410, 110645140, 117250820, 392790247, 785580494, 1571160988, 1963951235, 3927902470, 7855804940]

約数ペア:

[(1, 7855804940), (2, 3927902470), (4, 1963951235), (5, 1571160988), (10, 785580494), (20, 392790247), (67, 117250820), (71, 110645140), (134, 58625410), (142, 55322570), (268, 29312705), (284, 27661285), (335, 23450164), (355, 22129028), (670, 11725082), (710, 11064514), (1340, 5862541), (1420, 5532257), (4757, 1651420), (9514, 825710), (19028, 412855), (23785, 330284), (47570, 165142), (82571, 95140)]