64213648

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{3499}}^1$

素因数の和:3575

約数の個数: 40

約数和(自身を含む): 131936000

約数和(自身を除く): 67722352

約数列:

[1, 2, 4, 8, 16, 31, 37, 62, 74, 124, 148, 248, 296, 496, 592, 1147, 2294, 3499, 4588, 6998, 9176, 13996, 18352, 27992, 55984, 108469, 129463, 216938, 258926, 433876, 517852, 867752, 1035704, 1735504, 2071408, 4013353, 8026706, 16053412, 32106824, 64213648]

約数ペア:

[(1, 64213648), (2, 32106824), (4, 16053412), (8, 8026706), (16, 4013353), (31, 2071408), (37, 1735504), (62, 1035704), (74, 867752), (124, 517852), (148, 433876), (248, 258926), (296, 216938), (496, 129463), (592, 108469), (1147, 55984), (2294, 27992), (3499, 18352), (4588, 13996), (6998, 9176)]