64268540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{467}}^1\times {\mathrm{983}}^1$

素因数の和:1466

約数の個数: 48

約数和(自身を含む): 154732032

約数和(自身を除く): 90463492

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 467, 934, 983, 1868, 1966, 2335, 3269, 3932, 4670, 4915, 6538, 6881, 9340, 9830, 13076, 13762, 16345, 19660, 27524, 32690, 34405, 65380, 68810, 137620, 459061, 918122, 1836244, 2295305, 3213427, 4590610, 6426854, 9181220, 12853708, 16067135, 32134270, 64268540]

約数ペア:

[(1, 64268540), (2, 32134270), (4, 16067135), (5, 12853708), (7, 9181220), (10, 6426854), (14, 4590610), (20, 3213427), (28, 2295305), (35, 1836244), (70, 918122), (140, 459061), (467, 137620), (934, 68810), (983, 65380), (1868, 34405), (1966, 32690), (2335, 27524), (3269, 19660), (3932, 16345), (4670, 13762), (4915, 13076), (6538, 9830), (6881, 9340)]