65402120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{1433}}^1$

素因数の和:1614

約数の個数: 64

約数和(自身を含む): 169326720

約数和(自身を除く): 103924600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 163, 280, 326, 652, 815, 1141, 1304, 1433, 1630, 2282, 2866, 3260, 4564, 5705, 5732, 6520, 7165, 9128, 10031, 11410, 11464, 14330, 20062, 22820, 28660, 40124, 45640, 50155, 57320, 80248, 100310, 200620, 233579, 401240, 467158, 934316, 1167895, 1635053, 1868632, 2335790, 3270106, 4671580, 6540212, 8175265, 9343160, 13080424, 16350530, 32701060, 65402120]

約数ペア:

[(1, 65402120), (2, 32701060), (4, 16350530), (5, 13080424), (7, 9343160), (8, 8175265), (10, 6540212), (14, 4671580), (20, 3270106), (28, 2335790), (35, 1868632), (40, 1635053), (56, 1167895), (70, 934316), (140, 467158), (163, 401240), (280, 233579), (326, 200620), (652, 100310), (815, 80248), (1141, 57320), (1304, 50155), (1433, 45640), (1630, 40124), (2282, 28660), (2866, 22820), (3260, 20062), (4564, 14330), (5705, 11464), (5732, 11410), (6520, 10031), (7165, 9128)]