49611920

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{457}}^1$

素因数の和:552

約数の個数: 80

約数和(自身を含む): 122670720

約数和(自身を除く): 73058800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 59, 80, 92, 115, 118, 184, 230, 236, 295, 368, 457, 460, 472, 590, 914, 920, 944, 1180, 1357, 1828, 1840, 2285, 2360, 2714, 3656, 4570, 4720, 5428, 6785, 7312, 9140, 10511, 10856, 13570, 18280, 21022, 21712, 26963, 27140, 36560, 42044, 52555, 53926, 54280, 84088, 105110, 107852, 108560, 134815, 168176, 210220, 215704, 269630, 420440, 431408, 539260, 620149, 840880, 1078520, 1240298, 2157040, 2480596, 3100745, 4961192, 6201490, 9922384, 12402980, 24805960, 49611920]

約数ペア:

[(1, 49611920), (2, 24805960), (4, 12402980), (5, 9922384), (8, 6201490), (10, 4961192), (16, 3100745), (20, 2480596), (23, 2157040), (40, 1240298), (46, 1078520), (59, 840880), (80, 620149), (92, 539260), (115, 431408), (118, 420440), (184, 269630), (230, 215704), (236, 210220), (295, 168176), (368, 134815), (457, 108560), (460, 107852), (472, 105110), (590, 84088), (914, 54280), (920, 53926), (944, 52555), (1180, 42044), (1357, 36560), (1828, 27140), (1840, 26963), (2285, 21712), (2360, 21022), (2714, 18280), (3656, 13570), (4570, 10856), (4720, 10511), (5428, 9140), (6785, 7312)]