726121630

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1\times {\mathrm{647}}^1$

素因数の和:853

約数の個数: 64

約数和(自身を含む): 1440270720

約数和(自身を除く): 714149090

約数列:

[1, 2, 5, 10, 13, 26, 65, 89, 97, 130, 178, 194, 445, 485, 647, 890, 970, 1157, 1261, 1294, 2314, 2522, 3235, 5785, 6305, 6470, 8411, 8633, 11570, 12610, 16822, 17266, 42055, 43165, 57583, 62759, 84110, 86330, 112229, 115166, 125518, 224458, 287915, 313795, 561145, 575830, 627590, 748579, 815867, 1122290, 1497158, 1631734, 3742895, 4079335, 5585551, 7485790, 8158670, 11171102, 27927755, 55855510, 72612163, 145224326, 363060815, 726121630]

約数ペア:

[(1, 726121630), (2, 363060815), (5, 145224326), (10, 72612163), (13, 55855510), (26, 27927755), (65, 11171102), (89, 8158670), (97, 7485790), (130, 5585551), (178, 4079335), (194, 3742895), (445, 1631734), (485, 1497158), (647, 1122290), (890, 815867), (970, 748579), (1157, 627590), (1261, 575830), (1294, 561145), (2314, 313795), (2522, 287915), (3235, 224458), (5785, 125518), (6305, 115166), (6470, 112229), (8411, 86330), (8633, 84110), (11570, 62759), (12610, 57583), (16822, 43165), (17266, 42055)]