87232725

素因数分解:

$3^2\times 5^2\times {\mathrm{29}}^2\times {\mathrm{461}}^1$

素因数の和:535

約数の個数: 54

約数和(自身を含む): 162168006

約数和(自身を除く): 74935281

約数列:

[1, 3, 5, 9, 15, 25, 29, 45, 75, 87, 145, 225, 261, 435, 461, 725, 841, 1305, 1383, 2175, 2305, 2523, 4149, 4205, 6525, 6915, 7569, 11525, 12615, 13369, 20745, 21025, 34575, 37845, 40107, 63075, 66845, 103725, 120321, 189225, 200535, 334225, 387701, 601605, 1002675, 1163103, 1938505, 3008025, 3489309, 5815515, 9692525, 17446545, 29077575, 87232725]

約数ペア:

[(1, 87232725), (3, 29077575), (5, 17446545), (9, 9692525), (15, 5815515), (25, 3489309), (29, 3008025), (45, 1938505), (75, 1163103), (87, 1002675), (145, 601605), (225, 387701), (261, 334225), (435, 200535), (461, 189225), (725, 120321), (841, 103725), (1305, 66845), (1383, 63075), (2175, 40107), (2305, 37845), (2523, 34575), (4149, 21025), (4205, 20745), (6525, 13369), (6915, 12615), (7569, 11525)]