51266970

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{71}}^2\times {\mathrm{113}}^1$

素因数の和:268

約数の個数: 72

約数和(自身を含む): 136394388

約数和(自身を除く): 85127418

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 71, 90, 113, 142, 213, 226, 339, 355, 426, 565, 639, 678, 710, 1017, 1065, 1130, 1278, 1695, 2034, 2130, 3195, 3390, 5041, 5085, 6390, 8023, 10082, 10170, 15123, 16046, 24069, 25205, 30246, 40115, 45369, 48138, 50410, 72207, 75615, 80230, 90738, 120345, 144414, 151230, 226845, 240690, 361035, 453690, 569633, 722070, 1139266, 1708899, 2848165, 3417798, 5126697, 5696330, 8544495, 10253394, 17088990, 25633485, 51266970]

約数ペア:

[(1, 51266970), (2, 25633485), (3, 17088990), (5, 10253394), (6, 8544495), (9, 5696330), (10, 5126697), (15, 3417798), (18, 2848165), (30, 1708899), (45, 1139266), (71, 722070), (90, 569633), (113, 453690), (142, 361035), (213, 240690), (226, 226845), (339, 151230), (355, 144414), (426, 120345), (565, 90738), (639, 80230), (678, 75615), (710, 72207), (1017, 50410), (1065, 48138), (1130, 45369), (1278, 40115), (1695, 30246), (2034, 25205), (2130, 24069), (3195, 16046), (3390, 15123), (5041, 10170), (5085, 10082), (6390, 8023)]