102700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1$

素因数の和:106

約数の個数: 36

約数和(自身を含む): 243040

約数和(自身を除く): 140340

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 79, 100, 130, 158, 260, 316, 325, 395, 650, 790, 1027, 1300, 1580, 1975, 2054, 3950, 4108, 5135, 7900, 10270, 20540, 25675, 51350, 102700]

約数ペア:

[(1, 102700), (2, 51350), (4, 25675), (5, 20540), (10, 10270), (13, 7900), (20, 5135), (25, 4108), (26, 3950), (50, 2054), (52, 1975), (65, 1580), (79, 1300), (100, 1027), (130, 790), (158, 650), (260, 395), (316, 325)]