1405902550

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{9787}}^1$

素因数の和:9842

約数の個数: 72

約数和(自身を含む): 2998475496

約数和(自身を除く): 1592572946

約数列:

[1, 2, 5, 10, 13, 17, 25, 26, 34, 50, 65, 85, 130, 169, 170, 221, 325, 338, 425, 442, 650, 845, 850, 1105, 1690, 2210, 2873, 4225, 5525, 5746, 8450, 9787, 11050, 14365, 19574, 28730, 48935, 71825, 97870, 127231, 143650, 166379, 244675, 254462, 332758, 489350, 636155, 831895, 1272310, 1654003, 1663790, 2162927, 3180775, 3308006, 4159475, 4325854, 6361550, 8270015, 8318950, 10814635, 16540030, 21629270, 28118051, 41350075, 54073175, 56236102, 82700150, 108146350, 140590255, 281180510, 702951275, 1405902550]

約数ペア:

[(1, 1405902550), (2, 702951275), (5, 281180510), (10, 140590255), (13, 108146350), (17, 82700150), (25, 56236102), (26, 54073175), (34, 41350075), (50, 28118051), (65, 21629270), (85, 16540030), (130, 10814635), (169, 8318950), (170, 8270015), (221, 6361550), (325, 4325854), (338, 4159475), (425, 3308006), (442, 3180775), (650, 2162927), (845, 1663790), (850, 1654003), (1105, 1272310), (1690, 831895), (2210, 636155), (2873, 489350), (4225, 332758), (5525, 254462), (5746, 244675), (8450, 166379), (9787, 143650), (11050, 127231), (14365, 97870), (19574, 71825), (28730, 48935)]