20164300

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{15511}}^1$

素因数の和:15538

約数の個数: 36

約数和(自身を含む): 47125456

約数和(自身を除く): 26961156

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 15511, 31022, 62044, 77555, 155110, 201643, 310220, 387775, 403286, 775550, 806572, 1008215, 1551100, 2016430, 4032860, 5041075, 10082150, 20164300]

約数ペア:

[(1, 20164300), (2, 10082150), (4, 5041075), (5, 4032860), (10, 2016430), (13, 1551100), (20, 1008215), (25, 806572), (26, 775550), (50, 403286), (52, 387775), (65, 310220), (100, 201643), (130, 155110), (260, 77555), (325, 62044), (650, 31022), (1300, 15511)]