64920940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{151}}^1$

素因数の和:287

約数の個数: 96

約数和(自身を含む): 163021824

約数和(自身を除く): 98100884

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 83, 140, 148, 151, 166, 185, 259, 302, 332, 370, 415, 518, 581, 604, 740, 755, 830, 1036, 1057, 1162, 1295, 1510, 1660, 2114, 2324, 2590, 2905, 3020, 3071, 4228, 5180, 5285, 5587, 5810, 6142, 10570, 11174, 11620, 12284, 12533, 15355, 21140, 21497, 22348, 25066, 27935, 30710, 39109, 42994, 50132, 55870, 61420, 62665, 78218, 85988, 87731, 107485, 111740, 125330, 156436, 175462, 195545, 214970, 250660, 350924, 391090, 429940, 438655, 463721, 782180, 877310, 927442, 1754620, 1854884, 2318605, 3246047, 4637210, 6492094, 9274420, 12984188, 16230235, 32460470, 64920940]

約数ペア:

[(1, 64920940), (2, 32460470), (4, 16230235), (5, 12984188), (7, 9274420), (10, 6492094), (14, 4637210), (20, 3246047), (28, 2318605), (35, 1854884), (37, 1754620), (70, 927442), (74, 877310), (83, 782180), (140, 463721), (148, 438655), (151, 429940), (166, 391090), (185, 350924), (259, 250660), (302, 214970), (332, 195545), (370, 175462), (415, 156436), (518, 125330), (581, 111740), (604, 107485), (740, 87731), (755, 85988), (830, 78218), (1036, 62665), (1057, 61420), (1162, 55870), (1295, 50132), (1510, 42994), (1660, 39109), (2114, 30710), (2324, 27935), (2590, 25066), (2905, 22348), (3020, 21497), (3071, 21140), (4228, 15355), (5180, 12533), (5285, 12284), (5587, 11620), (5810, 11174), (6142, 10570)]