131161250

素因数分解:

$2^1\times 5^4\times {\mathrm{11}}^1\times {\mathrm{9539}}^1$

素因数の和:9572

約数の個数: 40

約数和(自身を含む): 268226640

約数和(自身を除く): 137065390

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 125, 250, 275, 550, 625, 1250, 1375, 2750, 6875, 9539, 13750, 19078, 47695, 95390, 104929, 209858, 238475, 476950, 524645, 1049290, 1192375, 2384750, 2623225, 5246450, 5961875, 11923750, 13116125, 26232250, 65580625, 131161250]

約数ペア:

[(1, 131161250), (2, 65580625), (5, 26232250), (10, 13116125), (11, 11923750), (22, 5961875), (25, 5246450), (50, 2623225), (55, 2384750), (110, 1192375), (125, 1049290), (250, 524645), (275, 476950), (550, 238475), (625, 209858), (1250, 104929), (1375, 95390), (2750, 47695), (6875, 19078), (9539, 13750)]