84075625

素因数分解:

$5^4\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{193}}^1$

素因数の和:271

約数の個数: 40

約数和(自身を含む): 114544584

約数和(自身を除く): 30468959

約数列:

[1, 5, 17, 25, 41, 85, 125, 193, 205, 425, 625, 697, 965, 1025, 2125, 3281, 3485, 4825, 5125, 7913, 10625, 16405, 17425, 24125, 25625, 39565, 82025, 87125, 120625, 134521, 197825, 410125, 435625, 672605, 989125, 2050625, 3363025, 4945625, 16815125, 84075625]

約数ペア:

[(1, 84075625), (5, 16815125), (17, 4945625), (25, 3363025), (41, 2050625), (85, 989125), (125, 672605), (193, 435625), (205, 410125), (425, 197825), (625, 134521), (697, 120625), (965, 87125), (1025, 82025), (2125, 39565), (3281, 25625), (3485, 24125), (4825, 17425), (5125, 16405), (7913, 10625)]