88438640

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{457}}^1$

素因数の和:570

約数の個数: 80

約数和(自身を含む): 214673760

約数和(自身を除く): 126235120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 59, 80, 82, 118, 164, 205, 236, 295, 328, 410, 457, 472, 590, 656, 820, 914, 944, 1180, 1640, 1828, 2285, 2360, 2419, 3280, 3656, 4570, 4720, 4838, 7312, 9140, 9676, 12095, 18280, 18737, 19352, 24190, 26963, 36560, 37474, 38704, 48380, 53926, 74948, 93685, 96760, 107852, 134815, 149896, 187370, 193520, 215704, 269630, 299792, 374740, 431408, 539260, 749480, 1078520, 1105483, 1498960, 2157040, 2210966, 4421932, 5527415, 8843864, 11054830, 17687728, 22109660, 44219320, 88438640]

約数ペア:

[(1, 88438640), (2, 44219320), (4, 22109660), (5, 17687728), (8, 11054830), (10, 8843864), (16, 5527415), (20, 4421932), (40, 2210966), (41, 2157040), (59, 1498960), (80, 1105483), (82, 1078520), (118, 749480), (164, 539260), (205, 431408), (236, 374740), (295, 299792), (328, 269630), (410, 215704), (457, 193520), (472, 187370), (590, 149896), (656, 134815), (820, 107852), (914, 96760), (944, 93685), (1180, 74948), (1640, 53926), (1828, 48380), (2285, 38704), (2360, 37474), (2419, 36560), (3280, 26963), (3656, 24190), (4570, 19352), (4720, 18737), (4838, 18280), (7312, 12095), (9140, 9676)]