418527680

素因数分解:

$2^6\times 5^1\times {\mathrm{263}}^1\times {\mathrm{4973}}^1$

素因数の和:5253

約数の個数: 56

約数和(自身を含む): 1000609632

約数和(自身を除く): 582081952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 263, 320, 526, 1052, 1315, 2104, 2630, 4208, 4973, 5260, 8416, 9946, 10520, 16832, 19892, 21040, 24865, 39784, 42080, 49730, 79568, 84160, 99460, 159136, 198920, 318272, 397840, 795680, 1307899, 1591360, 2615798, 5231596, 6539495, 10463192, 13078990, 20926384, 26157980, 41852768, 52315960, 83705536, 104631920, 209263840, 418527680]

約数ペア:

[(1, 418527680), (2, 209263840), (4, 104631920), (5, 83705536), (8, 52315960), (10, 41852768), (16, 26157980), (20, 20926384), (32, 13078990), (40, 10463192), (64, 6539495), (80, 5231596), (160, 2615798), (263, 1591360), (320, 1307899), (526, 795680), (1052, 397840), (1315, 318272), (2104, 198920), (2630, 159136), (4208, 99460), (4973, 84160), (5260, 79568), (8416, 49730), (9946, 42080), (10520, 39784), (16832, 24865), (19892, 21040)]