81131250

素因数分解:

$2^1\times 3^1\times 5^5\times {\mathrm{4327}}^1$

素因数の和:4357

約数の個数: 48

約数和(自身を含む): 202862016

約数和(自身を除く): 121730766

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 125, 150, 250, 375, 625, 750, 1250, 1875, 3125, 3750, 4327, 6250, 8654, 9375, 12981, 18750, 21635, 25962, 43270, 64905, 108175, 129810, 216350, 324525, 540875, 649050, 1081750, 1622625, 2704375, 3245250, 5408750, 8113125, 13521875, 16226250, 27043750, 40565625, 81131250]

約数ペア:

[(1, 81131250), (2, 40565625), (3, 27043750), (5, 16226250), (6, 13521875), (10, 8113125), (15, 5408750), (25, 3245250), (30, 2704375), (50, 1622625), (75, 1081750), (125, 649050), (150, 540875), (250, 324525), (375, 216350), (625, 129810), (750, 108175), (1250, 64905), (1875, 43270), (3125, 25962), (3750, 21635), (4327, 18750), (6250, 12981), (8654, 9375)]