1252206880

素因数分解:

$2^5\times 5^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1\times {\mathrm{631}}^1$

素因数の和:882

約数の個数: 96

約数和(自身を含む): 3019645440

約数和(自身を除く): 1767438560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 79, 80, 157, 158, 160, 314, 316, 395, 628, 631, 632, 785, 790, 1256, 1262, 1264, 1570, 1580, 2512, 2524, 2528, 3140, 3155, 3160, 5024, 5048, 6280, 6310, 6320, 10096, 12403, 12560, 12620, 12640, 20192, 24806, 25120, 25240, 49612, 49849, 50480, 62015, 99067, 99224, 99698, 100960, 124030, 198134, 198448, 199396, 248060, 249245, 396268, 396896, 398792, 495335, 496120, 498490, 792536, 797584, 990670, 992240, 996980, 1585072, 1595168, 1981340, 1984480, 1993960, 3170144, 3962680, 3987920, 7826293, 7925360, 7975840, 15652586, 15850720, 31305172, 39131465, 62610344, 78262930, 125220688, 156525860, 250441376, 313051720, 626103440, 1252206880]

約数ペア:

[(1, 1252206880), (2, 626103440), (4, 313051720), (5, 250441376), (8, 156525860), (10, 125220688), (16, 78262930), (20, 62610344), (32, 39131465), (40, 31305172), (79, 15850720), (80, 15652586), (157, 7975840), (158, 7925360), (160, 7826293), (314, 3987920), (316, 3962680), (395, 3170144), (628, 1993960), (631, 1984480), (632, 1981340), (785, 1595168), (790, 1585072), (1256, 996980), (1262, 992240), (1264, 990670), (1570, 797584), (1580, 792536), (2512, 498490), (2524, 496120), (2528, 495335), (3140, 398792), (3155, 396896), (3160, 396268), (5024, 249245), (5048, 248060), (6280, 199396), (6310, 198448), (6320, 198134), (10096, 124030), (12403, 100960), (12560, 99698), (12620, 99224), (12640, 99067), (20192, 62015), (24806, 50480), (25120, 49849), (25240, 49612)]