42640190

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1\times {\mathrm{523}}^1$

素因数の和:824

約数の個数: 32

約数和(自身を含む): 79681536

約数和(自身を除く): 37041346

約数列:

[1, 2, 5, 10, 31, 62, 155, 263, 310, 523, 526, 1046, 1315, 2615, 2630, 5230, 8153, 16213, 16306, 32426, 40765, 81065, 81530, 137549, 162130, 275098, 687745, 1375490, 4264019, 8528038, 21320095, 42640190]

約数ペア:

[(1, 42640190), (2, 21320095), (5, 8528038), (10, 4264019), (31, 1375490), (62, 687745), (155, 275098), (263, 162130), (310, 137549), (523, 81530), (526, 81065), (1046, 40765), (1315, 32426), (2615, 16306), (2630, 16213), (5230, 8153)]