31326880

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15061}}^1$

素因数の和:15089

約数の個数: 48

約数和(自身を含む): 79708104

約数和(自身を除く): 48381224

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 15061, 30122, 60244, 75305, 120488, 150610, 195793, 240976, 301220, 391586, 481952, 602440, 783172, 978965, 1204880, 1566344, 1957930, 2409760, 3132688, 3915860, 6265376, 7831720, 15663440, 31326880]

約数ペア:

[(1, 31326880), (2, 15663440), (4, 7831720), (5, 6265376), (8, 3915860), (10, 3132688), (13, 2409760), (16, 1957930), (20, 1566344), (26, 1204880), (32, 978965), (40, 783172), (52, 602440), (65, 481952), (80, 391586), (104, 301220), (130, 240976), (160, 195793), (208, 150610), (260, 120488), (416, 75305), (520, 60244), (1040, 30122), (2080, 15061)]