1680521470

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{80911}}^1$

素因数の和:81016

約数の個数: 32

約数和(自身を含む): 3169161216

約数和(自身を除く): 1488639746

約数列:

[1, 2, 5, 10, 31, 62, 67, 134, 155, 310, 335, 670, 2077, 4154, 10385, 20770, 80911, 161822, 404555, 809110, 2508241, 5016482, 5421037, 10842074, 12541205, 25082410, 27105185, 54210370, 168052147, 336104294, 840260735, 1680521470]

約数ペア:

[(1, 1680521470), (2, 840260735), (5, 336104294), (10, 168052147), (31, 54210370), (62, 27105185), (67, 25082410), (134, 12541205), (155, 10842074), (310, 5421037), (335, 5016482), (670, 2508241), (2077, 809110), (4154, 404555), (10385, 161822), (20770, 80911)]