87385740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{4871}}^1$

素因数の和:4919

約数の個数: 96

約数和(自身を含む): 275014656

約数和(自身を除く): 187628916

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 23, 26, 30, 39, 46, 52, 60, 65, 69, 78, 92, 115, 130, 138, 156, 195, 230, 260, 276, 299, 345, 390, 460, 598, 690, 780, 897, 1196, 1380, 1495, 1794, 2990, 3588, 4485, 4871, 5980, 8970, 9742, 14613, 17940, 19484, 24355, 29226, 48710, 58452, 63323, 73065, 97420, 112033, 126646, 146130, 189969, 224066, 253292, 292260, 316615, 336099, 379938, 448132, 560165, 633230, 672198, 759876, 949845, 1120330, 1266460, 1344396, 1456429, 1680495, 1899690, 2240660, 2912858, 3360990, 3799380, 4369287, 5825716, 6721980, 7282145, 8738574, 14564290, 17477148, 21846435, 29128580, 43692870, 87385740]

約数ペア:

[(1, 87385740), (2, 43692870), (3, 29128580), (4, 21846435), (5, 17477148), (6, 14564290), (10, 8738574), (12, 7282145), (13, 6721980), (15, 5825716), (20, 4369287), (23, 3799380), (26, 3360990), (30, 2912858), (39, 2240660), (46, 1899690), (52, 1680495), (60, 1456429), (65, 1344396), (69, 1266460), (78, 1120330), (92, 949845), (115, 759876), (130, 672198), (138, 633230), (156, 560165), (195, 448132), (230, 379938), (260, 336099), (276, 316615), (299, 292260), (345, 253292), (390, 224066), (460, 189969), (598, 146130), (690, 126646), (780, 112033), (897, 97420), (1196, 73065), (1380, 63323), (1495, 58452), (1794, 48710), (2990, 29226), (3588, 24355), (4485, 19484), (4871, 17940), (5980, 14613), (8970, 9742)]