42257750

素因数分解:

$2^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1$

素因数の和:258

約数の個数: 64

約数和(自身を含む): 85655232

約数和(自身を除く): 43397482

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 61, 85, 122, 125, 163, 170, 250, 305, 326, 425, 610, 815, 850, 1037, 1525, 1630, 2074, 2125, 2771, 3050, 4075, 4250, 5185, 5542, 7625, 8150, 9943, 10370, 13855, 15250, 19886, 20375, 25925, 27710, 40750, 49715, 51850, 69275, 99430, 129625, 138550, 169031, 248575, 259250, 338062, 346375, 497150, 692750, 845155, 1242875, 1690310, 2485750, 4225775, 8451550, 21128875, 42257750]

約数ペア:

[(1, 42257750), (2, 21128875), (5, 8451550), (10, 4225775), (17, 2485750), (25, 1690310), (34, 1242875), (50, 845155), (61, 692750), (85, 497150), (122, 346375), (125, 338062), (163, 259250), (170, 248575), (250, 169031), (305, 138550), (326, 129625), (425, 99430), (610, 69275), (815, 51850), (850, 49715), (1037, 40750), (1525, 27710), (1630, 25925), (2074, 20375), (2125, 19886), (2771, 15250), (3050, 13855), (4075, 10370), (4250, 9943), (5185, 8150), (5542, 7625)]