49535620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{1637}}^1$

素因数の和:1752

約数の個数: 48

約数和(自身を含む): 111449520

約数和(自身を除く): 61913900

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 89, 170, 178, 340, 356, 445, 890, 1513, 1637, 1780, 3026, 3274, 6052, 6548, 7565, 8185, 15130, 16370, 27829, 30260, 32740, 55658, 111316, 139145, 145693, 278290, 291386, 556580, 582772, 728465, 1456930, 2476781, 2913860, 4953562, 9907124, 12383905, 24767810, 49535620]

約数ペア:

[(1, 49535620), (2, 24767810), (4, 12383905), (5, 9907124), (10, 4953562), (17, 2913860), (20, 2476781), (34, 1456930), (68, 728465), (85, 582772), (89, 556580), (170, 291386), (178, 278290), (340, 145693), (356, 139145), (445, 111316), (890, 55658), (1513, 32740), (1637, 30260), (1780, 27829), (3026, 16370), (3274, 15130), (6052, 8185), (6548, 7565)]