20185365050

素因数分解:

$2^1\times 5^2\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{70003}}^1$

素因数の和:70167

約数の個数: 48

約数和(自身を含む): 38541402240

約数和(自身を除く): 18356037190

約数列:

[1, 2, 5, 10, 25, 50, 73, 79, 146, 158, 365, 395, 730, 790, 1825, 1975, 3650, 3950, 5767, 11534, 28835, 57670, 70003, 140006, 144175, 288350, 350015, 700030, 1750075, 3500150, 5110219, 5530237, 10220438, 11060474, 25551095, 27651185, 51102190, 55302370, 127755475, 138255925, 255510950, 276511850, 403707301, 807414602, 2018536505, 4037073010, 10092682525, 20185365050]

約数ペア:

[(1, 20185365050), (2, 10092682525), (5, 4037073010), (10, 2018536505), (25, 807414602), (50, 403707301), (73, 276511850), (79, 255510950), (146, 138255925), (158, 127755475), (365, 55302370), (395, 51102190), (730, 27651185), (790, 25551095), (1825, 11060474), (1975, 10220438), (3650, 5530237), (3950, 5110219), (5767, 3500150), (11534, 1750075), (28835, 700030), (57670, 350015), (70003, 288350), (140006, 144175)]