831488450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{5179}}^1$

素因数の和:5236

約数の個数: 72

約数和(自身を含む): 1763168400

約数和(自身を除く): 931679950

約数列:

[1, 2, 5, 10, 13, 19, 25, 26, 38, 50, 65, 95, 130, 169, 190, 247, 325, 338, 475, 494, 650, 845, 950, 1235, 1690, 2470, 3211, 4225, 5179, 6175, 6422, 8450, 10358, 12350, 16055, 25895, 32110, 51790, 67327, 80275, 98401, 129475, 134654, 160550, 196802, 258950, 336635, 492005, 673270, 875251, 984010, 1279213, 1683175, 1750502, 2460025, 2558426, 3366350, 4376255, 4920050, 6396065, 8752510, 12792130, 16629769, 21881275, 31980325, 33259538, 43762550, 63960650, 83148845, 166297690, 415744225, 831488450]

約数ペア:

[(1, 831488450), (2, 415744225), (5, 166297690), (10, 83148845), (13, 63960650), (19, 43762550), (25, 33259538), (26, 31980325), (38, 21881275), (50, 16629769), (65, 12792130), (95, 8752510), (130, 6396065), (169, 4920050), (190, 4376255), (247, 3366350), (325, 2558426), (338, 2460025), (475, 1750502), (494, 1683175), (650, 1279213), (845, 984010), (950, 875251), (1235, 673270), (1690, 492005), (2470, 336635), (3211, 258950), (4225, 196802), (5179, 160550), (6175, 134654), (6422, 129475), (8450, 98401), (10358, 80275), (12350, 67327), (16055, 51790), (25895, 32110)]