68315260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{13829}}^1$

素因数の和:13870

約数の個数: 48

約数和(自身を含む): 162640800

約数和(自身を除く): 94325540

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 13829, 27658, 55316, 69145, 138290, 179777, 262751, 276580, 359554, 525502, 719108, 898885, 1051004, 1313755, 1797770, 2627510, 3415763, 3595540, 5255020, 6831526, 13663052, 17078815, 34157630, 68315260]

約数ペア:

[(1, 68315260), (2, 34157630), (4, 17078815), (5, 13663052), (10, 6831526), (13, 5255020), (19, 3595540), (20, 3415763), (26, 2627510), (38, 1797770), (52, 1313755), (65, 1051004), (76, 898885), (95, 719108), (130, 525502), (190, 359554), (247, 276580), (260, 262751), (380, 179777), (494, 138290), (988, 69145), (1235, 55316), (2470, 27658), (4940, 13829)]