64481910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{431}}^1\times {\mathrm{4987}}^1$

素因数の和:5428

約数の個数: 32

約数和(自身を含む): 155146752

約数和(自身を除く): 90664842

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 431, 862, 1293, 2155, 2586, 4310, 4987, 6465, 9974, 12930, 14961, 24935, 29922, 49870, 74805, 149610, 2149397, 4298794, 6448191, 10746985, 12896382, 21493970, 32240955, 64481910]

約数ペア:

[(1, 64481910), (2, 32240955), (3, 21493970), (5, 12896382), (6, 10746985), (10, 6448191), (15, 4298794), (30, 2149397), (431, 149610), (862, 74805), (1293, 49870), (2155, 29922), (2586, 24935), (4310, 14961), (4987, 12930), (6465, 9974)]