89023915

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{239}}^1$

素因数の和:387

約数の個数: 32

約数和(自身を含む): 116121600

約数和(自身を除く): 27097685

約数列:

[1, 5, 23, 41, 79, 115, 205, 239, 395, 943, 1195, 1817, 3239, 4715, 5497, 9085, 9799, 16195, 18881, 27485, 48995, 74497, 94405, 225377, 372485, 434263, 774121, 1126885, 2171315, 3870605, 17804783, 89023915]

約数ペア:

[(1, 89023915), (5, 17804783), (23, 3870605), (41, 2171315), (79, 1126885), (115, 774121), (205, 434263), (239, 372485), (395, 225377), (943, 94405), (1195, 74497), (1817, 48995), (3239, 27485), (4715, 18881), (5497, 16195), (9085, 9799)]