87964190

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{2113}}^1$

素因数の和:2324

約数の個数: 32

約数和(自身を含む): 166211136

約数和(自身を除く): 78246946

約数列:

[1, 2, 5, 10, 23, 46, 115, 181, 230, 362, 905, 1810, 2113, 4163, 4226, 8326, 10565, 20815, 21130, 41630, 48599, 97198, 242995, 382453, 485990, 764906, 1912265, 3824530, 8796419, 17592838, 43982095, 87964190]

約数ペア:

[(1, 87964190), (2, 43982095), (5, 17592838), (10, 8796419), (23, 3824530), (46, 1912265), (115, 764906), (181, 485990), (230, 382453), (362, 242995), (905, 97198), (1810, 48599), (2113, 41630), (4163, 21130), (4226, 20815), (8326, 10565)]