64617670

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{26161}}^1$

素因数の和:26200

約数の個数: 32

約数和(自身を含む): 131856480

約数和(自身を除く): 67238810

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 26161, 52322, 130805, 261610, 340093, 497059, 680186, 994118, 1700465, 2485295, 3400930, 4970590, 6461767, 12923534, 32308835, 64617670]

約数ペア:

[(1, 64617670), (2, 32308835), (5, 12923534), (10, 6461767), (13, 4970590), (19, 3400930), (26, 2485295), (38, 1700465), (65, 994118), (95, 680186), (130, 497059), (190, 340093), (247, 261610), (494, 130805), (1235, 52322), (2470, 26161)]