25096240

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{409}}^1$

素因数の和:494

約数の個数: 80

約数和(自身を含む): 64058400

約数和(自身を除く): 38962160

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, 409, 472, 520, 590, 767, 818, 944, 1040, 1180, 1534, 1636, 2045, 2360, 3068, 3272, 3835, 4090, 4720, 5317, 6136, 6544, 7670, 8180, 10634, 12272, 15340, 16360, 21268, 24131, 26585, 30680, 32720, 42536, 48262, 53170, 61360, 85072, 96524, 106340, 120655, 193048, 212680, 241310, 313703, 386096, 425360, 482620, 627406, 965240, 1254812, 1568515, 1930480, 2509624, 3137030, 5019248, 6274060, 12548120, 25096240]

約数ペア:

[(1, 25096240), (2, 12548120), (4, 6274060), (5, 5019248), (8, 3137030), (10, 2509624), (13, 1930480), (16, 1568515), (20, 1254812), (26, 965240), (40, 627406), (52, 482620), (59, 425360), (65, 386096), (80, 313703), (104, 241310), (118, 212680), (130, 193048), (208, 120655), (236, 106340), (260, 96524), (295, 85072), (409, 61360), (472, 53170), (520, 48262), (590, 42536), (767, 32720), (818, 30680), (944, 26585), (1040, 24131), (1180, 21268), (1534, 16360), (1636, 15340), (2045, 12272), (2360, 10634), (3068, 8180), (3272, 7670), (3835, 6544), (4090, 6136), (4720, 5317)]