158756320

素因数分解:

$2^5\times 5^1\times {\mathrm{109}}^1\times {\mathrm{9103}}^1$

素因数の和:9227

約数の個数: 48

約数和(自身を含む): 378544320

約数和(自身を除く): 219788000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 109, 160, 218, 436, 545, 872, 1090, 1744, 2180, 3488, 4360, 8720, 9103, 17440, 18206, 36412, 45515, 72824, 91030, 145648, 182060, 291296, 364120, 728240, 992227, 1456480, 1984454, 3968908, 4961135, 7937816, 9922270, 15875632, 19844540, 31751264, 39689080, 79378160, 158756320]

約数ペア:

[(1, 158756320), (2, 79378160), (4, 39689080), (5, 31751264), (8, 19844540), (10, 15875632), (16, 9922270), (20, 7937816), (32, 4961135), (40, 3968908), (80, 1984454), (109, 1456480), (160, 992227), (218, 728240), (436, 364120), (545, 291296), (872, 182060), (1090, 145648), (1744, 91030), (2180, 72824), (3488, 45515), (4360, 36412), (8720, 18206), (9103, 17440)]