26666250

素因数分解:

$2^1\times 3^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{547}}^1$

素因数の和:585

約数の個数: 80

約数和(自身を含む): 71901984

約数和(自身を除く): 45235734

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 125, 130, 150, 195, 250, 325, 375, 390, 547, 625, 650, 750, 975, 1094, 1250, 1625, 1641, 1875, 1950, 2735, 3250, 3282, 3750, 4875, 5470, 7111, 8125, 8205, 9750, 13675, 14222, 16250, 16410, 21333, 24375, 27350, 35555, 41025, 42666, 48750, 68375, 71110, 82050, 106665, 136750, 177775, 205125, 213330, 341875, 355550, 410250, 533325, 683750, 888875, 1025625, 1066650, 1777750, 2051250, 2666625, 4444375, 5333250, 8888750, 13333125, 26666250]

約数ペア:

[(1, 26666250), (2, 13333125), (3, 8888750), (5, 5333250), (6, 4444375), (10, 2666625), (13, 2051250), (15, 1777750), (25, 1066650), (26, 1025625), (30, 888875), (39, 683750), (50, 533325), (65, 410250), (75, 355550), (78, 341875), (125, 213330), (130, 205125), (150, 177775), (195, 136750), (250, 106665), (325, 82050), (375, 71110), (390, 68375), (547, 48750), (625, 42666), (650, 41025), (750, 35555), (975, 27350), (1094, 24375), (1250, 21333), (1625, 16410), (1641, 16250), (1875, 14222), (1950, 13675), (2735, 9750), (3250, 8205), (3282, 8125), (3750, 7111), (4875, 5470)]