68461900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^2\times {\mathrm{4051}}^1$

素因数の和:4091

約数の個数: 54

約数和(自身を含む): 160908972

約数和(自身を除く): 92447072

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 169, 260, 325, 338, 650, 676, 845, 1300, 1690, 3380, 4051, 4225, 8102, 8450, 16204, 16900, 20255, 40510, 52663, 81020, 101275, 105326, 202550, 210652, 263315, 405100, 526630, 684619, 1053260, 1316575, 1369238, 2633150, 2738476, 3423095, 5266300, 6846190, 13692380, 17115475, 34230950, 68461900]

約数ペア:

[(1, 68461900), (2, 34230950), (4, 17115475), (5, 13692380), (10, 6846190), (13, 5266300), (20, 3423095), (25, 2738476), (26, 2633150), (50, 1369238), (52, 1316575), (65, 1053260), (100, 684619), (130, 526630), (169, 405100), (260, 263315), (325, 210652), (338, 202550), (650, 105326), (676, 101275), (845, 81020), (1300, 52663), (1690, 40510), (3380, 20255), (4051, 16900), (4225, 16204), (8102, 8450)]