47952970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{163}}^1$

素因数の和:287

約数の個数: 64

約数和(自身を含む): 97864704

約数和(自身を除く): 49911734

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 73, 130, 146, 155, 163, 310, 326, 365, 403, 730, 806, 815, 949, 1630, 1898, 2015, 2119, 2263, 4030, 4238, 4526, 4745, 5053, 9490, 10106, 10595, 11315, 11899, 21190, 22630, 23798, 25265, 29419, 50530, 58838, 59495, 65689, 118990, 131378, 147095, 154687, 294190, 309374, 328445, 368869, 656890, 737738, 773435, 1546870, 1844345, 3688690, 4795297, 9590594, 23976485, 47952970]

約数ペア:

[(1, 47952970), (2, 23976485), (5, 9590594), (10, 4795297), (13, 3688690), (26, 1844345), (31, 1546870), (62, 773435), (65, 737738), (73, 656890), (130, 368869), (146, 328445), (155, 309374), (163, 294190), (310, 154687), (326, 147095), (365, 131378), (403, 118990), (730, 65689), (806, 59495), (815, 58838), (949, 50530), (1630, 29419), (1898, 25265), (2015, 23798), (2119, 22630), (2263, 21190), (4030, 11899), (4238, 11315), (4526, 10595), (4745, 10106), (5053, 9490)]