31524320

素因数分解:

$2^5\times 5^1\times {\mathrm{73}}^1\times {\mathrm{2699}}^1$

素因数の和:2787

約数の個数: 48

約数和(自身を含む): 75524400

約数和(自身を除く): 44000080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 73, 80, 146, 160, 292, 365, 584, 730, 1168, 1460, 2336, 2699, 2920, 5398, 5840, 10796, 11680, 13495, 21592, 26990, 43184, 53980, 86368, 107960, 197027, 215920, 394054, 431840, 788108, 985135, 1576216, 1970270, 3152432, 3940540, 6304864, 7881080, 15762160, 31524320]

約数ペア:

[(1, 31524320), (2, 15762160), (4, 7881080), (5, 6304864), (8, 3940540), (10, 3152432), (16, 1970270), (20, 1576216), (32, 985135), (40, 788108), (73, 431840), (80, 394054), (146, 215920), (160, 197027), (292, 107960), (365, 86368), (584, 53980), (730, 43184), (1168, 26990), (1460, 21592), (2336, 13495), (2699, 11680), (2920, 10796), (5398, 5840)]