64945895

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{769}}^1$

素因数の和:927

約数の個数: 32

約数和(自身を含む): 94617600

約数和(自身を除く): 29671705

約数列:

[1, 5, 7, 19, 35, 95, 127, 133, 635, 665, 769, 889, 2413, 3845, 4445, 5383, 12065, 14611, 16891, 26915, 73055, 84455, 97663, 102277, 488315, 511385, 683641, 1855597, 3418205, 9277985, 12989179, 64945895]

約数ペア:

[(1, 64945895), (5, 12989179), (7, 9277985), (19, 3418205), (35, 1855597), (95, 683641), (127, 511385), (133, 488315), (635, 102277), (665, 97663), (769, 84455), (889, 73055), (2413, 26915), (3845, 16891), (4445, 14611), (5383, 12065)]