31525120

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2239}}^1$

素因数の和:2271

約数の個数: 72

約数和(自身を含む): 82414080

約数和(自身を除く): 50888960

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 256, 320, 352, 440, 640, 704, 880, 1280, 1408, 1760, 2239, 2816, 3520, 4478, 7040, 8956, 11195, 14080, 17912, 22390, 24629, 35824, 44780, 49258, 71648, 89560, 98516, 123145, 143296, 179120, 197032, 246290, 286592, 358240, 394064, 492580, 573184, 716480, 788128, 985160, 1432960, 1576256, 1970320, 2865920, 3152512, 3940640, 6305024, 7881280, 15762560, 31525120]

約数ペア:

[(1, 31525120), (2, 15762560), (4, 7881280), (5, 6305024), (8, 3940640), (10, 3152512), (11, 2865920), (16, 1970320), (20, 1576256), (22, 1432960), (32, 985160), (40, 788128), (44, 716480), (55, 573184), (64, 492580), (80, 394064), (88, 358240), (110, 286592), (128, 246290), (160, 197032), (176, 179120), (220, 143296), (256, 123145), (320, 98516), (352, 89560), (440, 71648), (640, 49258), (704, 44780), (880, 35824), (1280, 24629), (1408, 22390), (1760, 17912), (2239, 14080), (2816, 11195), (3520, 8956), (4478, 7040)]