84508640

素因数分解:

$2^5\times 5^1\times {\mathrm{271}}^1\times {\mathrm{1949}}^1$

素因数の和:2235

約数の個数: 48

約数和(自身を含む): 200491200

約数和(自身を除く): 115982560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 271, 542, 1084, 1355, 1949, 2168, 2710, 3898, 4336, 5420, 7796, 8672, 9745, 10840, 15592, 19490, 21680, 31184, 38980, 43360, 62368, 77960, 155920, 311840, 528179, 1056358, 2112716, 2640895, 4225432, 5281790, 8450864, 10563580, 16901728, 21127160, 42254320, 84508640]

約数ペア:

[(1, 84508640), (2, 42254320), (4, 21127160), (5, 16901728), (8, 10563580), (10, 8450864), (16, 5281790), (20, 4225432), (32, 2640895), (40, 2112716), (80, 1056358), (160, 528179), (271, 311840), (542, 155920), (1084, 77960), (1355, 62368), (1949, 43360), (2168, 38980), (2710, 31184), (3898, 21680), (4336, 19490), (5420, 15592), (7796, 10840), (8672, 9745)]