8100244.00000000

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{311}}^1$

素因数の和:375

約数の個数: 72

約数和(自身を含む): 31370976

約数和(自身を除く): 18874996

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 49, 70, 82, 98, 140, 164, 196, 205, 245, 287, 311, 410, 490, 574, 622, 820, 980, 1148, 1244, 1435, 1555, 2009, 2177, 2870, 3110, 4018, 4354, 5740, 6220, 8036, 8708, 10045, 10885, 12751, 15239, 20090, 21770, 25502, 30478, 40180, 43540, 51004, 60956, 63755, 76195, 89257, 127510, 152390, 178514, 255020, 304780, 357028, 446285, 624799, 892570, 1249598, 1785140, 2499196, 3123995, 6247990, 12495980]

約数ペア:

[(1, 12495980), (2, 6247990), (4, 3123995), (5, 2499196), (7, 1785140), (10, 1249598), (14, 892570), (20, 624799), (28, 446285), (35, 357028), (41, 304780), (49, 255020), (70, 178514), (82, 152390), (98, 127510), (140, 89257), (164, 76195), (196, 63755), (205, 60956), (245, 51004), (287, 43540), (311, 40180), (410, 30478), (490, 25502), (574, 21770), (622, 20090), (820, 15239), (980, 12751), (1148, 10885), (1244, 10045), (1435, 8708), (1555, 8036), (2009, 6220), (2177, 5740), (2870, 4354), (3110, 4018)]