25504240

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{167}}^1$

素因数の和:286

約数の個数: 80

約数和(自身を含む): 62995968

約数和(自身を除く): 37491728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 83, 92, 115, 166, 167, 184, 230, 332, 334, 368, 415, 460, 664, 668, 830, 835, 920, 1328, 1336, 1660, 1670, 1840, 1909, 2672, 3320, 3340, 3818, 3841, 6640, 6680, 7636, 7682, 9545, 13360, 13861, 15272, 15364, 19090, 19205, 27722, 30544, 30728, 38180, 38410, 55444, 61456, 69305, 76360, 76820, 110888, 138610, 152720, 153640, 221776, 277220, 307280, 318803, 554440, 637606, 1108880, 1275212, 1594015, 2550424, 3188030, 5100848, 6376060, 12752120, 25504240]

約数ペア:

[(1, 25504240), (2, 12752120), (4, 6376060), (5, 5100848), (8, 3188030), (10, 2550424), (16, 1594015), (20, 1275212), (23, 1108880), (40, 637606), (46, 554440), (80, 318803), (83, 307280), (92, 277220), (115, 221776), (166, 153640), (167, 152720), (184, 138610), (230, 110888), (332, 76820), (334, 76360), (368, 69305), (415, 61456), (460, 55444), (664, 38410), (668, 38180), (830, 30728), (835, 30544), (920, 27722), (1328, 19205), (1336, 19090), (1660, 15364), (1670, 15272), (1840, 13861), (1909, 13360), (2672, 9545), (3320, 7682), (3340, 7636), (3818, 6680), (3841, 6640)]