25757472

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{20639}}^1$

素因数の和:20665

約数の個数: 48

約数和(自身を含む): 72817920

約数和(自身を除く): 47060448

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 156, 208, 312, 416, 624, 1248, 20639, 41278, 61917, 82556, 123834, 165112, 247668, 268307, 330224, 495336, 536614, 660448, 804921, 990672, 1073228, 1609842, 1981344, 2146456, 3219684, 4292912, 6439368, 8585824, 12878736, 25757472]

約数ペア:

[(1, 25757472), (2, 12878736), (3, 8585824), (4, 6439368), (6, 4292912), (8, 3219684), (12, 2146456), (13, 1981344), (16, 1609842), (24, 1073228), (26, 990672), (32, 804921), (39, 660448), (48, 536614), (52, 495336), (78, 330224), (96, 268307), (104, 247668), (156, 165112), (208, 123834), (312, 82556), (416, 61917), (624, 41278), (1248, 20639)]