25887875

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{179}}^1$

素因数の和:296

約数の個数: 32

約数和(自身を含む): 35380800

約数和(自身を除く): 9492925

約数列:

[1, 5, 13, 25, 65, 89, 125, 179, 325, 445, 895, 1157, 1625, 2225, 2327, 4475, 5785, 11125, 11635, 15931, 22375, 28925, 58175, 79655, 144625, 207103, 290875, 398275, 1035515, 1991375, 5177575, 25887875]

約数ペア:

[(1, 25887875), (5, 5177575), (13, 1991375), (25, 1035515), (65, 398275), (89, 290875), (125, 207103), (179, 144625), (325, 79655), (445, 58175), (895, 28925), (1157, 22375), (1625, 15931), (2225, 11635), (2327, 11125), (4475, 5785)]