87185490

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{21851}}^1$

素因数の和:21887

約数の個数: 64

約数和(自身を含む): 251735040

約数和(自身を除く): 164549550

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 57, 70, 95, 105, 114, 133, 190, 210, 266, 285, 399, 570, 665, 798, 1330, 1995, 3990, 21851, 43702, 65553, 109255, 131106, 152957, 218510, 305914, 327765, 415169, 458871, 655530, 764785, 830338, 917742, 1245507, 1529570, 2075845, 2294355, 2491014, 2906183, 4151690, 4588710, 5812366, 6227535, 8718549, 12455070, 14530915, 17437098, 29061830, 43592745, 87185490]

約数ペア:

[(1, 87185490), (2, 43592745), (3, 29061830), (5, 17437098), (6, 14530915), (7, 12455070), (10, 8718549), (14, 6227535), (15, 5812366), (19, 4588710), (21, 4151690), (30, 2906183), (35, 2491014), (38, 2294355), (42, 2075845), (57, 1529570), (70, 1245507), (95, 917742), (105, 830338), (114, 764785), (133, 655530), (190, 458871), (210, 415169), (266, 327765), (285, 305914), (399, 218510), (570, 152957), (665, 131106), (798, 109255), (1330, 65553), (1995, 43702), (3990, 21851)]