91005040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{1609}}^1$

素因数の和:1730

約数の個数: 80

約数和(自身を含む): 244359360

約数和(自身を除く): 153354320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 101, 112, 140, 202, 280, 404, 505, 560, 707, 808, 1010, 1414, 1609, 1616, 2020, 2828, 3218, 3535, 4040, 5656, 6436, 7070, 8045, 8080, 11263, 11312, 12872, 14140, 16090, 22526, 25744, 28280, 32180, 45052, 56315, 56560, 64360, 90104, 112630, 128720, 162509, 180208, 225260, 325018, 450520, 650036, 812545, 901040, 1137563, 1300072, 1625090, 2275126, 2600144, 3250180, 4550252, 5687815, 6500360, 9100504, 11375630, 13000720, 18201008, 22751260, 45502520, 91005040]

約数ペア:

[(1, 91005040), (2, 45502520), (4, 22751260), (5, 18201008), (7, 13000720), (8, 11375630), (10, 9100504), (14, 6500360), (16, 5687815), (20, 4550252), (28, 3250180), (35, 2600144), (40, 2275126), (56, 1625090), (70, 1300072), (80, 1137563), (101, 901040), (112, 812545), (140, 650036), (202, 450520), (280, 325018), (404, 225260), (505, 180208), (560, 162509), (707, 128720), (808, 112630), (1010, 90104), (1414, 64360), (1609, 56560), (1616, 56315), (2020, 45052), (2828, 32180), (3218, 28280), (3535, 25744), (4040, 22526), (5656, 16090), (6436, 14140), (7070, 12872), (8045, 11312), (8080, 11263)]