31740225

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{487}}^1$

素因数の和:590

約数の個数: 48

約数和(自身を含む): 58091520

約数和(自身を除く): 26351295

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 79, 165, 237, 275, 395, 487, 825, 869, 1185, 1461, 1975, 2435, 2607, 4345, 5357, 5925, 7305, 12175, 13035, 16071, 21725, 26785, 36525, 38473, 65175, 80355, 115419, 133925, 192365, 401775, 423203, 577095, 961825, 1269609, 2116015, 2885475, 6348045, 10580075, 31740225]

約数ペア:

[(1, 31740225), (3, 10580075), (5, 6348045), (11, 2885475), (15, 2116015), (25, 1269609), (33, 961825), (55, 577095), (75, 423203), (79, 401775), (165, 192365), (237, 133925), (275, 115419), (395, 80355), (487, 65175), (825, 38473), (869, 36525), (1185, 26785), (1461, 21725), (1975, 16071), (2435, 13035), (2607, 12175), (4345, 7305), (5357, 5925)]