31601960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{60773}}^1$

素因数の和:60797

約数の個数: 32

約数和(自身を含む): 76575240

約数和(自身を除く): 44973280

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 60773, 121546, 243092, 303865, 486184, 607730, 790049, 1215460, 1580098, 2430920, 3160196, 3950245, 6320392, 7900490, 15800980, 31601960]

約数ペア:

[(1, 31601960), (2, 15800980), (4, 7900490), (5, 6320392), (8, 3950245), (10, 3160196), (13, 2430920), (20, 1580098), (26, 1215460), (40, 790049), (52, 607730), (65, 486184), (104, 303865), (130, 243092), (260, 121546), (520, 60773)]