319072325

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{599}}^1$

素因数の和:782

約数の個数: 48

約数和(自身を含む): 468720000

約数和(自身を除く): 149647675

約数列:

[1, 5, 11, 13, 25, 55, 65, 143, 149, 275, 325, 599, 715, 745, 1639, 1937, 2995, 3575, 3725, 6589, 7787, 8195, 9685, 14975, 21307, 32945, 38935, 40975, 48425, 85657, 89251, 106535, 164725, 194675, 428285, 446255, 532675, 981761, 1160263, 2141425, 2231275, 4908805, 5801315, 12762893, 24544025, 29006575, 63814465, 319072325]

約数ペア:

[(1, 319072325), (5, 63814465), (11, 29006575), (13, 24544025), (25, 12762893), (55, 5801315), (65, 4908805), (143, 2231275), (149, 2141425), (275, 1160263), (325, 981761), (599, 532675), (715, 446255), (745, 428285), (1639, 194675), (1937, 164725), (2995, 106535), (3575, 89251), (3725, 85657), (6589, 48425), (7787, 40975), (8195, 38935), (9685, 32945), (14975, 21307)]