161864080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{9967}}^1$

素因数の和:10016

約数の個数: 80

約数和(自身を含む): 444971520

約数和(自身を除く): 283107440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 35, 40, 56, 58, 70, 80, 112, 116, 140, 145, 203, 232, 280, 290, 406, 464, 560, 580, 812, 1015, 1160, 1624, 2030, 2320, 3248, 4060, 8120, 9967, 16240, 19934, 39868, 49835, 69769, 79736, 99670, 139538, 159472, 199340, 279076, 289043, 348845, 398680, 558152, 578086, 697690, 797360, 1116304, 1156172, 1395380, 1445215, 2023301, 2312344, 2790760, 2890430, 4046602, 4624688, 5581520, 5780860, 8093204, 10116505, 11561720, 16186408, 20233010, 23123440, 32372816, 40466020, 80932040, 161864080]

約数ペア:

[(1, 161864080), (2, 80932040), (4, 40466020), (5, 32372816), (7, 23123440), (8, 20233010), (10, 16186408), (14, 11561720), (16, 10116505), (20, 8093204), (28, 5780860), (29, 5581520), (35, 4624688), (40, 4046602), (56, 2890430), (58, 2790760), (70, 2312344), (80, 2023301), (112, 1445215), (116, 1395380), (140, 1156172), (145, 1116304), (203, 797360), (232, 697690), (280, 578086), (290, 558152), (406, 398680), (464, 348845), (560, 289043), (580, 279076), (812, 199340), (1015, 159472), (1160, 139538), (1624, 99670), (2030, 79736), (2320, 69769), (3248, 49835), (4060, 39868), (8120, 19934), (9967, 16240)]