19146250

素因数分解:

$2^1\times 5^4\times {\mathrm{17}}^2\times {\mathrm{53}}^1$

素因数の和:109

約数の個数: 60

約数和(自身を含む): 38842254

約数和(自身を除く): 19696004

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 53, 85, 106, 125, 170, 250, 265, 289, 425, 530, 578, 625, 850, 901, 1250, 1325, 1445, 1802, 2125, 2650, 2890, 4250, 4505, 6625, 7225, 9010, 10625, 13250, 14450, 15317, 21250, 22525, 30634, 33125, 36125, 45050, 66250, 72250, 76585, 112625, 153170, 180625, 225250, 361250, 382925, 563125, 765850, 1126250, 1914625, 3829250, 9573125, 19146250]

約数ペア:

[(1, 19146250), (2, 9573125), (5, 3829250), (10, 1914625), (17, 1126250), (25, 765850), (34, 563125), (50, 382925), (53, 361250), (85, 225250), (106, 180625), (125, 153170), (170, 112625), (250, 76585), (265, 72250), (289, 66250), (425, 45050), (530, 36125), (578, 33125), (625, 30634), (850, 22525), (901, 21250), (1250, 15317), (1325, 14450), (1445, 13250), (1802, 10625), (2125, 9010), (2650, 7225), (2890, 6625), (4250, 4505)]