25743250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{89}}^2$

素因数の和:208

約数の個数: 48

約数和(自身を含む): 52488072

約数和(自身を除く): 26744822

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 89, 125, 130, 178, 250, 325, 445, 650, 890, 1157, 1625, 2225, 2314, 3250, 4450, 5785, 7921, 11125, 11570, 15842, 22250, 28925, 39605, 57850, 79210, 102973, 144625, 198025, 205946, 289250, 396050, 514865, 990125, 1029730, 1980250, 2574325, 5148650, 12871625, 25743250]

約数ペア:

[(1, 25743250), (2, 12871625), (5, 5148650), (10, 2574325), (13, 1980250), (25, 1029730), (26, 990125), (50, 514865), (65, 396050), (89, 289250), (125, 205946), (130, 198025), (178, 144625), (250, 102973), (325, 79210), (445, 57850), (650, 39605), (890, 28925), (1157, 22250), (1625, 15842), (2225, 11570), (2314, 11125), (3250, 7921), (4450, 5785)]