90590450

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{541}}^1$

素因数の和:767

約数の個数: 48

約数和(自身を含む): 179646984

約数和(自身を除く): 89056534

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 170, 197, 394, 425, 541, 850, 985, 1082, 1970, 2705, 3349, 4925, 5410, 6698, 9197, 9850, 13525, 16745, 18394, 27050, 33490, 45985, 83725, 91970, 106577, 167450, 213154, 229925, 459850, 532885, 1065770, 1811809, 2664425, 3623618, 5328850, 9059045, 18118090, 45295225, 90590450]

約数ペア:

[(1, 90590450), (2, 45295225), (5, 18118090), (10, 9059045), (17, 5328850), (25, 3623618), (34, 2664425), (50, 1811809), (85, 1065770), (170, 532885), (197, 459850), (394, 229925), (425, 213154), (541, 167450), (850, 106577), (985, 91970), (1082, 83725), (1970, 45985), (2705, 33490), (3349, 27050), (4925, 18394), (5410, 16745), (6698, 13525), (9197, 9850)]