56190290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{191}}^1$

素因数の和:315

約数の個数: 64

約数和(自身を含む): 114573312

約数和(自身を除く): 58383022

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 73, 130, 146, 155, 191, 310, 365, 382, 403, 730, 806, 949, 955, 1898, 1910, 2015, 2263, 2483, 4030, 4526, 4745, 4966, 5921, 9490, 11315, 11842, 12415, 13943, 22630, 24830, 27886, 29419, 29605, 58838, 59210, 69715, 76973, 139430, 147095, 153946, 181259, 294190, 362518, 384865, 432233, 769730, 864466, 906295, 1812590, 2161165, 4322330, 5619029, 11238058, 28095145, 56190290]

約数ペア:

[(1, 56190290), (2, 28095145), (5, 11238058), (10, 5619029), (13, 4322330), (26, 2161165), (31, 1812590), (62, 906295), (65, 864466), (73, 769730), (130, 432233), (146, 384865), (155, 362518), (191, 294190), (310, 181259), (365, 153946), (382, 147095), (403, 139430), (730, 76973), (806, 69715), (949, 59210), (955, 58838), (1898, 29605), (1910, 29419), (2015, 27886), (2263, 24830), (2483, 22630), (4030, 13943), (4526, 12415), (4745, 11842), (4966, 11315), (5921, 9490)]