86973925

素因数分解:

$5^2\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{419}}^1$

素因数の和:490

約数の個数: 36

約数和(自身を含む): 119054880

約数和(自身を除く): 32080955

約数列:

[1, 5, 19, 23, 25, 95, 115, 361, 419, 437, 475, 575, 1805, 2095, 2185, 7961, 8303, 9025, 9637, 10475, 10925, 39805, 41515, 48185, 151259, 183103, 199025, 207575, 240925, 756295, 915515, 3478957, 3781475, 4577575, 17394785, 86973925]

約数ペア:

[(1, 86973925), (5, 17394785), (19, 4577575), (23, 3781475), (25, 3478957), (95, 915515), (115, 756295), (361, 240925), (419, 207575), (437, 199025), (475, 183103), (575, 151259), (1805, 48185), (2095, 41515), (2185, 39805), (7961, 10925), (8303, 10475), (9025, 9637)]