25660080

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{227}}^1$

素因数の和:403

約数の個数: 120

約数和(自身を含む): 87106032

約数和(自身を除く): 61445952

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 157, 180, 227, 240, 314, 360, 454, 471, 628, 681, 720, 785, 908, 942, 1135, 1256, 1362, 1413, 1570, 1816, 1884, 2043, 2270, 2355, 2512, 2724, 2826, 3140, 3405, 3632, 3768, 4086, 4540, 4710, 5448, 5652, 6280, 6810, 7065, 7536, 8172, 9080, 9420, 10215, 10896, 11304, 12560, 13620, 14130, 16344, 18160, 18840, 20430, 22608, 27240, 28260, 32688, 35639, 37680, 40860, 54480, 56520, 71278, 81720, 106917, 113040, 142556, 163440, 178195, 213834, 285112, 320751, 356390, 427668, 534585, 570224, 641502, 712780, 855336, 1069170, 1283004, 1425560, 1603755, 1710672, 2138340, 2566008, 2851120, 3207510, 4276680, 5132016, 6415020, 8553360, 12830040, 25660080]

約数ペア:

[(1, 25660080), (2, 12830040), (3, 8553360), (4, 6415020), (5, 5132016), (6, 4276680), (8, 3207510), (9, 2851120), (10, 2566008), (12, 2138340), (15, 1710672), (16, 1603755), (18, 1425560), (20, 1283004), (24, 1069170), (30, 855336), (36, 712780), (40, 641502), (45, 570224), (48, 534585), (60, 427668), (72, 356390), (80, 320751), (90, 285112), (120, 213834), (144, 178195), (157, 163440), (180, 142556), (227, 113040), (240, 106917), (314, 81720), (360, 71278), (454, 56520), (471, 54480), (628, 40860), (681, 37680), (720, 35639), (785, 32688), (908, 28260), (942, 27240), (1135, 22608), (1256, 20430), (1362, 18840), (1413, 18160), (1570, 16344), (1816, 14130), (1884, 13620), (2043, 12560), (2270, 11304), (2355, 10896), (2512, 10215), (2724, 9420), (2826, 9080), (3140, 8172), (3405, 7536), (3632, 7065), (3768, 6810), (4086, 6280), (4540, 5652), (4710, 5448)]