89745370

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{647}}^1$

素因数の和:775

約数の個数: 64

約数和(自身を含む): 192036096

約数和(自身を除く): 102290726

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 97, 110, 130, 143, 194, 286, 485, 647, 715, 970, 1067, 1261, 1294, 1430, 2134, 2522, 3235, 5335, 6305, 6470, 7117, 8411, 10670, 12610, 13871, 14234, 16822, 27742, 35585, 42055, 62759, 69355, 71170, 84110, 92521, 125518, 138710, 185042, 313795, 462605, 627590, 690349, 815867, 925210, 1380698, 1631734, 3451745, 4079335, 6903490, 8158670, 8974537, 17949074, 44872685, 89745370]

約数ペア:

[(1, 89745370), (2, 44872685), (5, 17949074), (10, 8974537), (11, 8158670), (13, 6903490), (22, 4079335), (26, 3451745), (55, 1631734), (65, 1380698), (97, 925210), (110, 815867), (130, 690349), (143, 627590), (194, 462605), (286, 313795), (485, 185042), (647, 138710), (715, 125518), (970, 92521), (1067, 84110), (1261, 71170), (1294, 69355), (1430, 62759), (2134, 42055), (2522, 35585), (3235, 27742), (5335, 16822), (6305, 14234), (6470, 13871), (7117, 12610), (8411, 10670)]