140855625

素因数分解:

$3^3\times 5^4\times {\mathrm{17}}^1\times {\mathrm{491}}^1$

素因数の和:537

約数の個数: 80

約数和(自身を含む): 276661440

約数和(自身を除く): 135805815

約数列:

[1, 3, 5, 9, 15, 17, 25, 27, 45, 51, 75, 85, 125, 135, 153, 225, 255, 375, 425, 459, 491, 625, 675, 765, 1125, 1275, 1473, 1875, 2125, 2295, 2455, 3375, 3825, 4419, 5625, 6375, 7365, 8347, 10625, 11475, 12275, 13257, 16875, 19125, 22095, 25041, 31875, 36825, 41735, 57375, 61375, 66285, 75123, 95625, 110475, 125205, 184125, 208675, 225369, 286875, 306875, 331425, 375615, 552375, 626025, 920625, 1043375, 1126845, 1657125, 1878075, 2761875, 3130125, 5216875, 5634225, 8285625, 9390375, 15650625, 28171125, 46951875, 140855625]

約数ペア:

[(1, 140855625), (3, 46951875), (5, 28171125), (9, 15650625), (15, 9390375), (17, 8285625), (25, 5634225), (27, 5216875), (45, 3130125), (51, 2761875), (75, 1878075), (85, 1657125), (125, 1126845), (135, 1043375), (153, 920625), (225, 626025), (255, 552375), (375, 375615), (425, 331425), (459, 306875), (491, 286875), (625, 225369), (675, 208675), (765, 184125), (1125, 125205), (1275, 110475), (1473, 95625), (1875, 75123), (2125, 66285), (2295, 61375), (2455, 57375), (3375, 41735), (3825, 36825), (4419, 31875), (5625, 25041), (6375, 22095), (7365, 19125), (8347, 16875), (10625, 13257), (11475, 12275)]