103388900

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{997}}^1$

素因数の和:1089

約数の個数: 72

約数和(自身を含む): 241687656

約数和(自身を除く): 138298756

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 61, 68, 85, 100, 122, 170, 244, 305, 340, 425, 610, 850, 997, 1037, 1220, 1525, 1700, 1994, 2074, 3050, 3988, 4148, 4985, 5185, 6100, 9970, 10370, 16949, 19940, 20740, 24925, 25925, 33898, 49850, 51850, 60817, 67796, 84745, 99700, 103700, 121634, 169490, 243268, 304085, 338980, 423725, 608170, 847450, 1033889, 1216340, 1520425, 1694900, 2067778, 3040850, 4135556, 5169445, 6081700, 10338890, 20677780, 25847225, 51694450, 103388900]

約数ペア:

[(1, 103388900), (2, 51694450), (4, 25847225), (5, 20677780), (10, 10338890), (17, 6081700), (20, 5169445), (25, 4135556), (34, 3040850), (50, 2067778), (61, 1694900), (68, 1520425), (85, 1216340), (100, 1033889), (122, 847450), (170, 608170), (244, 423725), (305, 338980), (340, 304085), (425, 243268), (610, 169490), (850, 121634), (997, 103700), (1037, 99700), (1220, 84745), (1525, 67796), (1700, 60817), (1994, 51850), (2074, 49850), (3050, 33898), (3988, 25925), (4148, 24925), (4985, 20740), (5185, 19940), (6100, 16949), (9970, 10370)]