64539830

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{3413}}^1$

素因数の和:3512

約数の個数: 32

約数和(自身を含む): 121920768

約数和(自身を除く): 57380938

約数列:

[1, 2, 5, 10, 31, 61, 62, 122, 155, 305, 310, 610, 1891, 3413, 3782, 6826, 9455, 17065, 18910, 34130, 105803, 208193, 211606, 416386, 529015, 1040965, 1058030, 2081930, 6453983, 12907966, 32269915, 64539830]

約数ペア:

[(1, 64539830), (2, 32269915), (5, 12907966), (10, 6453983), (31, 2081930), (61, 1058030), (62, 1040965), (122, 529015), (155, 416386), (305, 211606), (310, 208193), (610, 105803), (1891, 34130), (3413, 18910), (3782, 17065), (6826, 9455)]