27948700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{21499}}^1$

素因数の和:21526

約数の個数: 36

約数和(自身を含む): 65317000

約数和(自身を除く): 37368300

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 21499, 42998, 85996, 107495, 214990, 279487, 429980, 537475, 558974, 1074950, 1117948, 1397435, 2149900, 2794870, 5589740, 6987175, 13974350, 27948700]

約数ペア:

[(1, 27948700), (2, 13974350), (4, 6987175), (5, 5589740), (10, 2794870), (13, 2149900), (20, 1397435), (25, 1117948), (26, 1074950), (50, 558974), (52, 537475), (65, 429980), (100, 279487), (130, 214990), (260, 107495), (325, 85996), (650, 42998), (1300, 21499)]