20174050

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{757}}^1$

素因数の和:823

約数の個数: 48

約数和(自身を含む): 41450472

約数和(自身を除く): 21276422

約数列:

[1, 2, 5, 10, 13, 25, 26, 41, 50, 65, 82, 130, 205, 325, 410, 533, 650, 757, 1025, 1066, 1514, 2050, 2665, 3785, 5330, 7570, 9841, 13325, 18925, 19682, 26650, 31037, 37850, 49205, 62074, 98410, 155185, 246025, 310370, 403481, 492050, 775925, 806962, 1551850, 2017405, 4034810, 10087025, 20174050]

約数ペア:

[(1, 20174050), (2, 10087025), (5, 4034810), (10, 2017405), (13, 1551850), (25, 806962), (26, 775925), (41, 492050), (50, 403481), (65, 310370), (82, 246025), (130, 155185), (205, 98410), (325, 62074), (410, 49205), (533, 37850), (650, 31037), (757, 26650), (1025, 19682), (1066, 18925), (1514, 13325), (2050, 9841), (2665, 7570), (3785, 5330)]