26557875

素因数分解:

$3^4\times 5^3\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:131

約数の個数: 80

約数和(自身を含む): 51493728

約数和(自身を除く): 24935853

約数列:

[1, 3, 5, 9, 15, 25, 27, 43, 45, 61, 75, 81, 125, 129, 135, 183, 215, 225, 305, 375, 387, 405, 549, 645, 675, 915, 1075, 1125, 1161, 1525, 1647, 1935, 2025, 2623, 2745, 3225, 3375, 3483, 4575, 4941, 5375, 5805, 7625, 7869, 8235, 9675, 10125, 13115, 13725, 16125, 17415, 22875, 23607, 24705, 29025, 39345, 41175, 48375, 65575, 68625, 70821, 87075, 118035, 123525, 145125, 196725, 205875, 212463, 327875, 354105, 435375, 590175, 617625, 983625, 1062315, 1770525, 2950875, 5311575, 8852625, 26557875]

約数ペア:

[(1, 26557875), (3, 8852625), (5, 5311575), (9, 2950875), (15, 1770525), (25, 1062315), (27, 983625), (43, 617625), (45, 590175), (61, 435375), (75, 354105), (81, 327875), (125, 212463), (129, 205875), (135, 196725), (183, 145125), (215, 123525), (225, 118035), (305, 87075), (375, 70821), (387, 68625), (405, 65575), (549, 48375), (645, 41175), (675, 39345), (915, 29025), (1075, 24705), (1125, 23607), (1161, 22875), (1525, 17415), (1647, 16125), (1935, 13725), (2025, 13115), (2623, 10125), (2745, 9675), (3225, 8235), (3375, 7869), (3483, 7625), (4575, 5805), (4941, 5375)]