51091120

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37567}}^1$

素因数の和:37597

約数の個数: 40

約数和(自身を含む): 125777664

約数和(自身を除く): 74686544

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 37567, 75134, 150268, 187835, 300536, 375670, 601072, 638639, 751340, 1277278, 1502680, 2554556, 3005360, 3193195, 5109112, 6386390, 10218224, 12772780, 25545560, 51091120]

約数ペア:

[(1, 51091120), (2, 25545560), (4, 12772780), (5, 10218224), (8, 6386390), (10, 5109112), (16, 3193195), (17, 3005360), (20, 2554556), (34, 1502680), (40, 1277278), (68, 751340), (80, 638639), (85, 601072), (136, 375670), (170, 300536), (272, 187835), (340, 150268), (680, 75134), (1360, 37567)]