31855360

素因数分解:

$2^8\times 5^1\times {\mathrm{41}}^1\times {\mathrm{607}}^1$

素因数の和:669

約数の個数: 72

約数和(自身を含む): 78293376

約数和(自身を除く): 46438016

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 128, 160, 164, 205, 256, 320, 328, 410, 607, 640, 656, 820, 1214, 1280, 1312, 1640, 2428, 2624, 3035, 3280, 4856, 5248, 6070, 6560, 9712, 10496, 12140, 13120, 19424, 24280, 24887, 26240, 38848, 48560, 49774, 52480, 77696, 97120, 99548, 124435, 155392, 194240, 199096, 248870, 388480, 398192, 497740, 776960, 796384, 995480, 1592768, 1990960, 3185536, 3981920, 6371072, 7963840, 15927680, 31855360]

約数ペア:

[(1, 31855360), (2, 15927680), (4, 7963840), (5, 6371072), (8, 3981920), (10, 3185536), (16, 1990960), (20, 1592768), (32, 995480), (40, 796384), (41, 776960), (64, 497740), (80, 398192), (82, 388480), (128, 248870), (160, 199096), (164, 194240), (205, 155392), (256, 124435), (320, 99548), (328, 97120), (410, 77696), (607, 52480), (640, 49774), (656, 48560), (820, 38848), (1214, 26240), (1280, 24887), (1312, 24280), (1640, 19424), (2428, 13120), (2624, 12140), (3035, 10496), (3280, 9712), (4856, 6560), (5248, 6070)]