81882164975

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{359}}^1\times {\mathrm{17117}}^1$

素因数の和:17540

約数の個数: 48

約数和(自身を含む): 112329685440

約数和(自身を除く): 30447520465

約数列:

[1, 5, 13, 25, 41, 65, 205, 325, 359, 533, 1025, 1795, 2665, 4667, 8975, 13325, 14719, 17117, 23335, 73595, 85585, 116675, 191347, 222521, 367975, 427925, 701797, 956735, 1112605, 3508985, 4783675, 5563025, 6145003, 9123361, 17544925, 30725015, 45616805, 79885039, 153625075, 228084025, 251945123, 399425195, 1259725615, 1997125975, 3275286599, 6298628075, 16376432995, 81882164975]

約数ペア:

[(1, 81882164975), (5, 16376432995), (13, 6298628075), (25, 3275286599), (41, 1997125975), (65, 1259725615), (205, 399425195), (325, 251945123), (359, 228084025), (533, 153625075), (1025, 79885039), (1795, 45616805), (2665, 30725015), (4667, 17544925), (8975, 9123361), (13325, 6145003), (14719, 5563025), (17117, 4783675), (23335, 3508985), (73595, 1112605), (85585, 956735), (116675, 701797), (191347, 427925), (222521, 367975)]