201581260

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{10009}}^1$

素因数の和:10090

約数の個数: 48

約数和(自身を含む): 454053600

約数和(自身を除く): 252472340

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 53, 76, 95, 106, 190, 212, 265, 380, 530, 1007, 1060, 2014, 4028, 5035, 10009, 10070, 20018, 20140, 40036, 50045, 100090, 190171, 200180, 380342, 530477, 760684, 950855, 1060954, 1901710, 2121908, 2652385, 3803420, 5304770, 10079063, 10609540, 20158126, 40316252, 50395315, 100790630, 201581260]

約数ペア:

[(1, 201581260), (2, 100790630), (4, 50395315), (5, 40316252), (10, 20158126), (19, 10609540), (20, 10079063), (38, 5304770), (53, 3803420), (76, 2652385), (95, 2121908), (106, 1901710), (190, 1060954), (212, 950855), (265, 760684), (380, 530477), (530, 380342), (1007, 200180), (1060, 190171), (2014, 100090), (4028, 50045), (5035, 40036), (10009, 20140), (10070, 20018)]