31232240

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{509}}^1$

素因数の和:594

約数の個数: 80

約数和(自身を含む): 79682400

約数和(自身を除く): 48450160

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 59, 65, 80, 104, 118, 130, 208, 236, 260, 295, 472, 509, 520, 590, 767, 944, 1018, 1040, 1180, 1534, 2036, 2360, 2545, 3068, 3835, 4072, 4720, 5090, 6136, 6617, 7670, 8144, 10180, 12272, 13234, 15340, 20360, 26468, 30031, 30680, 33085, 40720, 52936, 60062, 61360, 66170, 105872, 120124, 132340, 150155, 240248, 264680, 300310, 390403, 480496, 529360, 600620, 780806, 1201240, 1561612, 1952015, 2402480, 3123224, 3904030, 6246448, 7808060, 15616120, 31232240]

約数ペア:

[(1, 31232240), (2, 15616120), (4, 7808060), (5, 6246448), (8, 3904030), (10, 3123224), (13, 2402480), (16, 1952015), (20, 1561612), (26, 1201240), (40, 780806), (52, 600620), (59, 529360), (65, 480496), (80, 390403), (104, 300310), (118, 264680), (130, 240248), (208, 150155), (236, 132340), (260, 120124), (295, 105872), (472, 66170), (509, 61360), (520, 60062), (590, 52936), (767, 40720), (944, 33085), (1018, 30680), (1040, 30031), (1180, 26468), (1534, 20360), (2036, 15340), (2360, 13234), (2545, 12272), (3068, 10180), (3835, 8144), (4072, 7670), (4720, 6617), (5090, 6136)]