26878125

素因数分解:

$3^1\times 5^5\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:136

約数の個数: 48

約数和(自身を含む): 46497024

約数和(自身を除く): 19618899

約数列:

[1, 3, 5, 15, 25, 47, 61, 75, 125, 141, 183, 235, 305, 375, 625, 705, 915, 1175, 1525, 1875, 2867, 3125, 3525, 4575, 5875, 7625, 8601, 9375, 14335, 17625, 22875, 29375, 38125, 43005, 71675, 88125, 114375, 146875, 190625, 215025, 358375, 440625, 571875, 1075125, 1791875, 5375625, 8959375, 26878125]

約数ペア:

[(1, 26878125), (3, 8959375), (5, 5375625), (15, 1791875), (25, 1075125), (47, 571875), (61, 440625), (75, 358375), (125, 215025), (141, 190625), (183, 146875), (235, 114375), (305, 88125), (375, 71675), (625, 43005), (705, 38125), (915, 29375), (1175, 22875), (1525, 17625), (1875, 14335), (2867, 9375), (3125, 8601), (3525, 7625), (4575, 5875)]