68507450

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{431}}^1$

素因数の和:488

約数の個数: 72

約数和(自身を含む): 148008384

約数和(自身を除く): 79500934

約数列:

[1, 2, 5, 10, 11, 17, 22, 25, 34, 50, 55, 85, 110, 170, 187, 275, 289, 374, 425, 431, 550, 578, 850, 862, 935, 1445, 1870, 2155, 2890, 3179, 4310, 4675, 4741, 6358, 7225, 7327, 9350, 9482, 10775, 14450, 14654, 15895, 21550, 23705, 31790, 36635, 47410, 73270, 79475, 80597, 118525, 124559, 158950, 161194, 183175, 237050, 249118, 366350, 402985, 622795, 805970, 1245590, 1370149, 2014925, 2740298, 3113975, 4029850, 6227950, 6850745, 13701490, 34253725, 68507450]

約数ペア:

[(1, 68507450), (2, 34253725), (5, 13701490), (10, 6850745), (11, 6227950), (17, 4029850), (22, 3113975), (25, 2740298), (34, 2014925), (50, 1370149), (55, 1245590), (85, 805970), (110, 622795), (170, 402985), (187, 366350), (275, 249118), (289, 237050), (374, 183175), (425, 161194), (431, 158950), (550, 124559), (578, 118525), (850, 80597), (862, 79475), (935, 73270), (1445, 47410), (1870, 36635), (2155, 31790), (2890, 23705), (3179, 21550), (4310, 15895), (4675, 14654), (4741, 14450), (6358, 10775), (7225, 9482), (7327, 9350)]