68457285

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2053}}^1$

素因数の和:2099

約数の個数: 64

約数和(自身を含む): 138028800

約数和(自身を除く): 69571515

約数列:

[1, 3, 5, 9, 13, 15, 19, 27, 39, 45, 57, 65, 95, 117, 135, 171, 195, 247, 285, 351, 513, 585, 741, 855, 1235, 1755, 2053, 2223, 2565, 3705, 6159, 6669, 10265, 11115, 18477, 26689, 30795, 33345, 39007, 55431, 80067, 92385, 117021, 133445, 195035, 240201, 277155, 351063, 400335, 507091, 585105, 720603, 1053189, 1201005, 1521273, 1755315, 2535455, 3603015, 4563819, 5265945, 7606365, 13691457, 22819095, 68457285]

約数ペア:

[(1, 68457285), (3, 22819095), (5, 13691457), (9, 7606365), (13, 5265945), (15, 4563819), (19, 3603015), (27, 2535455), (39, 1755315), (45, 1521273), (57, 1201005), (65, 1053189), (95, 720603), (117, 585105), (135, 507091), (171, 400335), (195, 351063), (247, 277155), (285, 240201), (351, 195035), (513, 133445), (585, 117021), (741, 92385), (855, 80067), (1235, 55431), (1755, 39007), (2053, 33345), (2223, 30795), (2565, 26689), (3705, 18477), (6159, 11115), (6669, 10265)]