31773920

素因数分解:

$2^5\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2797}}^1$

素因数の和:2883

約数の個数: 48

約数和(自身を含む): 76150368

約数和(自身を除く): 44376448

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 71, 80, 142, 160, 284, 355, 568, 710, 1136, 1420, 2272, 2797, 2840, 5594, 5680, 11188, 11360, 13985, 22376, 27970, 44752, 55940, 89504, 111880, 198587, 223760, 397174, 447520, 794348, 992935, 1588696, 1985870, 3177392, 3971740, 6354784, 7943480, 15886960, 31773920]

約数ペア:

[(1, 31773920), (2, 15886960), (4, 7943480), (5, 6354784), (8, 3971740), (10, 3177392), (16, 1985870), (20, 1588696), (32, 992935), (40, 794348), (71, 447520), (80, 397174), (142, 223760), (160, 198587), (284, 111880), (355, 89504), (568, 55940), (710, 44752), (1136, 27970), (1420, 22376), (2272, 13985), (2797, 11360), (2840, 11188), (5594, 5680)]