31346620

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1\times {\mathrm{157}}^1$

素因数の和:382

約数の個数: 48

約数和(自身を含む): 67687200

約数和(自身を除く): 36340580

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 149, 157, 268, 298, 314, 335, 596, 628, 670, 745, 785, 1340, 1490, 1570, 2980, 3140, 9983, 10519, 19966, 21038, 23393, 39932, 42076, 46786, 49915, 52595, 93572, 99830, 105190, 116965, 199660, 210380, 233930, 467860, 1567331, 3134662, 6269324, 7836655, 15673310, 31346620]

約数ペア:

[(1, 31346620), (2, 15673310), (4, 7836655), (5, 6269324), (10, 3134662), (20, 1567331), (67, 467860), (134, 233930), (149, 210380), (157, 199660), (268, 116965), (298, 105190), (314, 99830), (335, 93572), (596, 52595), (628, 49915), (670, 46786), (745, 42076), (785, 39932), (1340, 23393), (1490, 21038), (1570, 19966), (2980, 10519), (3140, 9983)]