87061520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{11959}}^1$

素因数の和:11992

約数の個数: 80

約数和(自身を含む): 249150720

約数和(自身を除く): 162089200

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3640, 7280, 11959, 23918, 47836, 59795, 83713, 95672, 119590, 155467, 167426, 191344, 239180, 310934, 334852, 418565, 478360, 621868, 669704, 777335, 837130, 956720, 1088269, 1243736, 1339408, 1554670, 1674260, 2176538, 2487472, 3109340, 3348520, 4353076, 5441345, 6218680, 6697040, 8706152, 10882690, 12437360, 17412304, 21765380, 43530760, 87061520]

約数ペア:

[(1, 87061520), (2, 43530760), (4, 21765380), (5, 17412304), (7, 12437360), (8, 10882690), (10, 8706152), (13, 6697040), (14, 6218680), (16, 5441345), (20, 4353076), (26, 3348520), (28, 3109340), (35, 2487472), (40, 2176538), (52, 1674260), (56, 1554670), (65, 1339408), (70, 1243736), (80, 1088269), (91, 956720), (104, 837130), (112, 777335), (130, 669704), (140, 621868), (182, 478360), (208, 418565), (260, 334852), (280, 310934), (364, 239180), (455, 191344), (520, 167426), (560, 155467), (728, 119590), (910, 95672), (1040, 83713), (1456, 59795), (1820, 47836), (3640, 23918), (7280, 11959)]