129753820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^2\times {\mathrm{677}}^1$

素因数の和:767

約数の個数: 72

約数和(自身を含む): 320525856

約数和(自身を除く): 190772036

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 259, 370, 518, 677, 740, 1036, 1295, 1354, 1369, 2590, 2708, 2738, 3385, 4739, 5180, 5476, 6770, 6845, 9478, 9583, 13540, 13690, 18956, 19166, 23695, 25049, 27380, 38332, 47390, 47915, 50098, 94780, 95830, 100196, 125245, 175343, 191660, 250490, 350686, 500980, 701372, 876715, 926813, 1753430, 1853626, 3506860, 3707252, 4634065, 6487691, 9268130, 12975382, 18536260, 25950764, 32438455, 64876910, 129753820]

約数ペア:

[(1, 129753820), (2, 64876910), (4, 32438455), (5, 25950764), (7, 18536260), (10, 12975382), (14, 9268130), (20, 6487691), (28, 4634065), (35, 3707252), (37, 3506860), (70, 1853626), (74, 1753430), (140, 926813), (148, 876715), (185, 701372), (259, 500980), (370, 350686), (518, 250490), (677, 191660), (740, 175343), (1036, 125245), (1295, 100196), (1354, 95830), (1369, 94780), (2590, 50098), (2708, 47915), (2738, 47390), (3385, 38332), (4739, 27380), (5180, 25049), (5476, 23695), (6770, 19166), (6845, 18956), (9478, 13690), (9583, 13540)]