71411800

素因数分解:

$2^3\times 5^2\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:241

約数の個数: 96

約数和(自身を含む): 173560320

約数和(自身を除く): 102148520

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 47, 50, 71, 94, 100, 107, 142, 188, 200, 214, 235, 284, 355, 376, 428, 470, 535, 568, 710, 856, 940, 1070, 1175, 1420, 1775, 1880, 2140, 2350, 2675, 2840, 3337, 3550, 4280, 4700, 5029, 5350, 6674, 7100, 7597, 9400, 10058, 10700, 13348, 14200, 15194, 16685, 20116, 21400, 25145, 26696, 30388, 33370, 37985, 40232, 50290, 60776, 66740, 75970, 83425, 100580, 125725, 133480, 151940, 166850, 189925, 201160, 251450, 303880, 333700, 357059, 379850, 502900, 667400, 714118, 759700, 1005800, 1428236, 1519400, 1785295, 2856472, 3570590, 7141180, 8926475, 14282360, 17852950, 35705900, 71411800]

約数ペア:

[(1, 71411800), (2, 35705900), (4, 17852950), (5, 14282360), (8, 8926475), (10, 7141180), (20, 3570590), (25, 2856472), (40, 1785295), (47, 1519400), (50, 1428236), (71, 1005800), (94, 759700), (100, 714118), (107, 667400), (142, 502900), (188, 379850), (200, 357059), (214, 333700), (235, 303880), (284, 251450), (355, 201160), (376, 189925), (428, 166850), (470, 151940), (535, 133480), (568, 125725), (710, 100580), (856, 83425), (940, 75970), (1070, 66740), (1175, 60776), (1420, 50290), (1775, 40232), (1880, 37985), (2140, 33370), (2350, 30388), (2675, 26696), (2840, 25145), (3337, 21400), (3550, 20116), (4280, 16685), (4700, 15194), (5029, 14200), (5350, 13348), (6674, 10700), (7100, 10058), (7597, 9400)]