3942250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{1213}}^1$

素因数の和:1243

約数の個数: 32

約数和(自身を含む): 7954128

約数和(自身を除く): 4011878

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 650, 1213, 1625, 2426, 3250, 6065, 12130, 15769, 30325, 31538, 60650, 78845, 151625, 157690, 303250, 394225, 788450, 1971125, 3942250]

約数ペア:

[(1, 3942250), (2, 1971125), (5, 788450), (10, 394225), (13, 303250), (25, 157690), (26, 151625), (50, 78845), (65, 60650), (125, 31538), (130, 30325), (250, 15769), (325, 12130), (650, 6065), (1213, 3250), (1625, 2426)]