25872240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1$

素因数の和:191

約数の個数: 160

約数和(自身を含む): 86423040

約数和(自身を除く): 60550800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 43, 46, 48, 60, 69, 80, 86, 92, 109, 115, 120, 129, 138, 172, 184, 215, 218, 230, 240, 258, 276, 327, 344, 345, 368, 430, 436, 460, 516, 545, 552, 645, 654, 688, 690, 860, 872, 920, 989, 1032, 1090, 1104, 1290, 1308, 1380, 1635, 1720, 1744, 1840, 1978, 2064, 2180, 2507, 2580, 2616, 2760, 2967, 3270, 3440, 3956, 4360, 4687, 4945, 5014, 5160, 5232, 5520, 5934, 6540, 7521, 7912, 8720, 9374, 9890, 10028, 10320, 11868, 12535, 13080, 14061, 14835, 15042, 15824, 18748, 19780, 20056, 23435, 23736, 25070, 26160, 28122, 29670, 30084, 37496, 37605, 39560, 40112, 46870, 47472, 50140, 56244, 59340, 60168, 70305, 74992, 75210, 79120, 93740, 100280, 107801, 112488, 118680, 120336, 140610, 150420, 187480, 200560, 215602, 224976, 237360, 281220, 300840, 323403, 374960, 431204, 539005, 562440, 601680, 646806, 862408, 1078010, 1124880, 1293612, 1617015, 1724816, 2156020, 2587224, 3234030, 4312040, 5174448, 6468060, 8624080, 12936120, 25872240]

約数ペア:

[(1, 25872240), (2, 12936120), (3, 8624080), (4, 6468060), (5, 5174448), (6, 4312040), (8, 3234030), (10, 2587224), (12, 2156020), (15, 1724816), (16, 1617015), (20, 1293612), (23, 1124880), (24, 1078010), (30, 862408), (40, 646806), (43, 601680), (46, 562440), (48, 539005), (60, 431204), (69, 374960), (80, 323403), (86, 300840), (92, 281220), (109, 237360), (115, 224976), (120, 215602), (129, 200560), (138, 187480), (172, 150420), (184, 140610), (215, 120336), (218, 118680), (230, 112488), (240, 107801), (258, 100280), (276, 93740), (327, 79120), (344, 75210), (345, 74992), (368, 70305), (430, 60168), (436, 59340), (460, 56244), (516, 50140), (545, 47472), (552, 46870), (645, 40112), (654, 39560), (688, 37605), (690, 37496), (860, 30084), (872, 29670), (920, 28122), (989, 26160), (1032, 25070), (1090, 23736), (1104, 23435), (1290, 20056), (1308, 19780), (1380, 18748), (1635, 15824), (1720, 15042), (1744, 14835), (1840, 14061), (1978, 13080), (2064, 12535), (2180, 11868), (2507, 10320), (2580, 10028), (2616, 9890), (2760, 9374), (2967, 8720), (3270, 7912), (3440, 7521), (3956, 6540), (4360, 5934), (4687, 5520), (4945, 5232), (5014, 5160)]