20731657250

素因数分解:

$2^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{569}}^1\times {\mathrm{8573}}^1$

素因数の和:9176

約数の個数: 64

約数和(自身を含む): 41169604320

約数和(自身を除く): 20437947070

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 125, 170, 250, 425, 569, 850, 1138, 2125, 2845, 4250, 5690, 8573, 9673, 14225, 17146, 19346, 28450, 42865, 48365, 71125, 85730, 96730, 142250, 145741, 214325, 241825, 291482, 428650, 483650, 728705, 1071625, 1209125, 1457410, 2143250, 2418250, 3643525, 4878037, 7287050, 9756074, 18217625, 24390185, 36435250, 48780370, 82926629, 121950925, 165853258, 243901850, 414633145, 609754625, 829266290, 1219509250, 2073165725, 4146331450, 10365828625, 20731657250]

約数ペア:

[(1, 20731657250), (2, 10365828625), (5, 4146331450), (10, 2073165725), (17, 1219509250), (25, 829266290), (34, 609754625), (50, 414633145), (85, 243901850), (125, 165853258), (170, 121950925), (250, 82926629), (425, 48780370), (569, 36435250), (850, 24390185), (1138, 18217625), (2125, 9756074), (2845, 7287050), (4250, 4878037), (5690, 3643525), (8573, 2418250), (9673, 2143250), (14225, 1457410), (17146, 1209125), (19346, 1071625), (28450, 728705), (42865, 483650), (48365, 428650), (71125, 291482), (85730, 241825), (96730, 214325), (142250, 145741)]