51504740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1$

素因数の和:277

約数の個数: 96

約数和(自身を含む): 129825024

約数和(自身を除く): 78320284

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 61, 70, 74, 122, 140, 148, 163, 185, 244, 259, 305, 326, 370, 427, 518, 610, 652, 740, 815, 854, 1036, 1141, 1220, 1295, 1630, 1708, 2135, 2257, 2282, 2590, 3260, 4270, 4514, 4564, 5180, 5705, 6031, 8540, 9028, 9943, 11285, 11410, 12062, 15799, 19886, 22570, 22820, 24124, 30155, 31598, 39772, 42217, 45140, 49715, 60310, 63196, 69601, 78995, 84434, 99430, 120620, 139202, 157990, 168868, 198860, 211085, 278404, 315980, 348005, 367891, 422170, 696010, 735782, 844340, 1392020, 1471564, 1839455, 2575237, 3678910, 5150474, 7357820, 10300948, 12876185, 25752370, 51504740]

約数ペア:

[(1, 51504740), (2, 25752370), (4, 12876185), (5, 10300948), (7, 7357820), (10, 5150474), (14, 3678910), (20, 2575237), (28, 1839455), (35, 1471564), (37, 1392020), (61, 844340), (70, 735782), (74, 696010), (122, 422170), (140, 367891), (148, 348005), (163, 315980), (185, 278404), (244, 211085), (259, 198860), (305, 168868), (326, 157990), (370, 139202), (427, 120620), (518, 99430), (610, 84434), (652, 78995), (740, 69601), (815, 63196), (854, 60310), (1036, 49715), (1141, 45140), (1220, 42217), (1295, 39772), (1630, 31598), (1708, 30155), (2135, 24124), (2257, 22820), (2282, 22570), (2590, 19886), (3260, 15799), (4270, 12062), (4514, 11410), (4564, 11285), (5180, 9943), (5705, 9028), (6031, 8540)]