80487550

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{11257}}^1$

素因数の和:11293

約数の個数: 48

約数和(自身を含む): 175894992

約数和(自身を除く): 95407442

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 50, 55, 65, 110, 130, 143, 275, 286, 325, 550, 650, 715, 1430, 3575, 7150, 11257, 22514, 56285, 112570, 123827, 146341, 247654, 281425, 292682, 562850, 619135, 731705, 1238270, 1463410, 1609751, 3095675, 3219502, 3658525, 6191350, 7317050, 8048755, 16097510, 40243775, 80487550]

約数ペア:

[(1, 80487550), (2, 40243775), (5, 16097510), (10, 8048755), (11, 7317050), (13, 6191350), (22, 3658525), (25, 3219502), (26, 3095675), (50, 1609751), (55, 1463410), (65, 1238270), (110, 731705), (130, 619135), (143, 562850), (275, 292682), (286, 281425), (325, 247654), (550, 146341), (650, 123827), (715, 112570), (1430, 56285), (3575, 22514), (7150, 11257)]