56919850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{1307}}^1$

素因数の和:1399

約数の個数: 48

約数和(自身を含む): 115805088

約数和(自身を除く): 58885238

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 67, 130, 134, 325, 335, 650, 670, 871, 1307, 1675, 1742, 2614, 3350, 4355, 6535, 8710, 13070, 16991, 21775, 32675, 33982, 43550, 65350, 84955, 87569, 169910, 175138, 424775, 437845, 849550, 875690, 1138397, 2189225, 2276794, 4378450, 5691985, 11383970, 28459925, 56919850]

約数ペア:

[(1, 56919850), (2, 28459925), (5, 11383970), (10, 5691985), (13, 4378450), (25, 2276794), (26, 2189225), (50, 1138397), (65, 875690), (67, 849550), (130, 437845), (134, 424775), (325, 175138), (335, 169910), (650, 87569), (670, 84955), (871, 65350), (1307, 43550), (1675, 33982), (1742, 32675), (2614, 21775), (3350, 16991), (4355, 13070), (6535, 8710)]