137526320

素因数分解:

$2^4\times 5^1\times {\mathrm{647}}^1\times {\mathrm{2657}}^1$

素因数の和:3317

約数の個数: 40

約数和(自身を含む): 320363424

約数和(自身を除く): 182837104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 647, 1294, 2588, 2657, 3235, 5176, 5314, 6470, 10352, 10628, 12940, 13285, 21256, 25880, 26570, 42512, 51760, 53140, 106280, 212560, 1719079, 3438158, 6876316, 8595395, 13752632, 17190790, 27505264, 34381580, 68763160, 137526320]

約数ペア:

[(1, 137526320), (2, 68763160), (4, 34381580), (5, 27505264), (8, 17190790), (10, 13752632), (16, 8595395), (20, 6876316), (40, 3438158), (80, 1719079), (647, 212560), (1294, 106280), (2588, 53140), (2657, 51760), (3235, 42512), (5176, 26570), (5314, 25880), (6470, 21256), (10352, 13285), (10628, 12940)]