72385490

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{1619}}^1$

素因数の和:1906

約数の個数: 32

約数和(自身を含む): 138568320

約数和(自身を除く): 66182830

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 263, 526, 1315, 1619, 2630, 3238, 4471, 8095, 8942, 16190, 22355, 27523, 44710, 55046, 137615, 275230, 425797, 851594, 2128985, 4257970, 7238549, 14477098, 36192745, 72385490]

約数ペア:

[(1, 72385490), (2, 36192745), (5, 14477098), (10, 7238549), (17, 4257970), (34, 2128985), (85, 851594), (170, 425797), (263, 275230), (526, 137615), (1315, 55046), (1619, 44710), (2630, 27523), (3238, 22355), (4471, 16190), (8095, 8942)]