808115920

素因数分解:

$2^4\times 5^1\times {\mathrm{59}}^1\times {\mathrm{313}}^1\times {\mathrm{547}}^1$

素因数の和:932

約数の個数: 80

約数和(自身を含む): 1920323520

約数和(自身を除く): 1112207600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 59, 80, 118, 236, 295, 313, 472, 547, 590, 626, 944, 1094, 1180, 1252, 1565, 2188, 2360, 2504, 2735, 3130, 4376, 4720, 5008, 5470, 6260, 8752, 10940, 12520, 18467, 21880, 25040, 32273, 36934, 43760, 64546, 73868, 92335, 129092, 147736, 161365, 171211, 184670, 258184, 295472, 322730, 342422, 369340, 516368, 645460, 684844, 738680, 856055, 1290920, 1369688, 1477360, 1712110, 2581840, 2739376, 3424220, 6848440, 10101449, 13696880, 20202898, 40405796, 50507245, 80811592, 101014490, 161623184, 202028980, 404057960, 808115920]

約数ペア:

[(1, 808115920), (2, 404057960), (4, 202028980), (5, 161623184), (8, 101014490), (10, 80811592), (16, 50507245), (20, 40405796), (40, 20202898), (59, 13696880), (80, 10101449), (118, 6848440), (236, 3424220), (295, 2739376), (313, 2581840), (472, 1712110), (547, 1477360), (590, 1369688), (626, 1290920), (944, 856055), (1094, 738680), (1180, 684844), (1252, 645460), (1565, 516368), (2188, 369340), (2360, 342422), (2504, 322730), (2735, 295472), (3130, 258184), (4376, 184670), (4720, 171211), (5008, 161365), (5470, 147736), (6260, 129092), (8752, 92335), (10940, 73868), (12520, 64546), (18467, 43760), (21880, 36934), (25040, 32273)]