55755590

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^3\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:170

約数の個数: 64

約数和(自身を含む): 113840640

約数和(自身を除く): 58085050

約数列:

[1, 2, 5, 10, 11, 22, 55, 59, 71, 110, 118, 121, 142, 242, 295, 355, 590, 605, 649, 710, 781, 1210, 1298, 1331, 1562, 2662, 3245, 3905, 4189, 6490, 6655, 7139, 7810, 8378, 8591, 13310, 14278, 17182, 20945, 35695, 41890, 42955, 46079, 71390, 78529, 85910, 92158, 94501, 157058, 189002, 230395, 392645, 460790, 472505, 506869, 785290, 945010, 1013738, 2534345, 5068690, 5575559, 11151118, 27877795, 55755590]

約数ペア:

[(1, 55755590), (2, 27877795), (5, 11151118), (10, 5575559), (11, 5068690), (22, 2534345), (55, 1013738), (59, 945010), (71, 785290), (110, 506869), (118, 472505), (121, 460790), (142, 392645), (242, 230395), (295, 189002), (355, 157058), (590, 94501), (605, 92158), (649, 85910), (710, 78529), (781, 71390), (1210, 46079), (1298, 42955), (1331, 41890), (1562, 35695), (2662, 20945), (3245, 17182), (3905, 14278), (4189, 13310), (6490, 8591), (6655, 8378), (7139, 7810)]