90286300

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{349}}^1$

素因数の和:575

約数の個数: 72

約数和(自身を含む): 212660000

約数和(自身を除く): 122373700

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 199, 260, 325, 349, 398, 650, 698, 796, 995, 1300, 1396, 1745, 1990, 2587, 3490, 3980, 4537, 4975, 5174, 6980, 8725, 9074, 9950, 10348, 12935, 17450, 18148, 19900, 22685, 25870, 34900, 45370, 51740, 64675, 69451, 90740, 113425, 129350, 138902, 226850, 258700, 277804, 347255, 453700, 694510, 902863, 1389020, 1736275, 1805726, 3472550, 3611452, 4514315, 6945100, 9028630, 18057260, 22571575, 45143150, 90286300]

約数ペア:

[(1, 90286300), (2, 45143150), (4, 22571575), (5, 18057260), (10, 9028630), (13, 6945100), (20, 4514315), (25, 3611452), (26, 3472550), (50, 1805726), (52, 1736275), (65, 1389020), (100, 902863), (130, 694510), (199, 453700), (260, 347255), (325, 277804), (349, 258700), (398, 226850), (650, 138902), (698, 129350), (796, 113425), (995, 90740), (1300, 69451), (1396, 64675), (1745, 51740), (1990, 45370), (2587, 34900), (3490, 25870), (3980, 22685), (4537, 19900), (4975, 18148), (5174, 17450), (6980, 12935), (8725, 10348), (9074, 9950)]