22617700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{409}}^1$

素因数の和:509

約数の個数: 72

約数和(自身を含む): 56940800

約数和(自身を除く): 34323100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 79, 100, 140, 158, 175, 316, 350, 395, 409, 553, 700, 790, 818, 1106, 1580, 1636, 1975, 2045, 2212, 2765, 2863, 3950, 4090, 5530, 5726, 7900, 8180, 10225, 11060, 11452, 13825, 14315, 20450, 27650, 28630, 32311, 40900, 55300, 57260, 64622, 71575, 129244, 143150, 161555, 226177, 286300, 323110, 452354, 646220, 807775, 904708, 1130885, 1615550, 2261770, 3231100, 4523540, 5654425, 11308850, 22617700]

約数ペア:

[(1, 22617700), (2, 11308850), (4, 5654425), (5, 4523540), (7, 3231100), (10, 2261770), (14, 1615550), (20, 1130885), (25, 904708), (28, 807775), (35, 646220), (50, 452354), (70, 323110), (79, 286300), (100, 226177), (140, 161555), (158, 143150), (175, 129244), (316, 71575), (350, 64622), (395, 57260), (409, 55300), (553, 40900), (700, 32311), (790, 28630), (818, 27650), (1106, 20450), (1580, 14315), (1636, 13825), (1975, 11452), (2045, 11060), (2212, 10225), (2765, 8180), (2863, 7900), (3950, 5726), (4090, 5530)]