71820090

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{7901}}^1$

素因数の和:8015

約数の個数: 48

約数和(自身を含む): 188604936

約数和(自身を除く): 116784846

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 101, 202, 303, 505, 606, 909, 1010, 1515, 1818, 3030, 4545, 7901, 9090, 15802, 23703, 39505, 47406, 71109, 79010, 118515, 142218, 237030, 355545, 711090, 798001, 1596002, 2394003, 3990005, 4788006, 7182009, 7980010, 11970015, 14364018, 23940030, 35910045, 71820090]

約数ペア:

[(1, 71820090), (2, 35910045), (3, 23940030), (5, 14364018), (6, 11970015), (9, 7980010), (10, 7182009), (15, 4788006), (18, 3990005), (30, 2394003), (45, 1596002), (90, 798001), (101, 711090), (202, 355545), (303, 237030), (505, 142218), (606, 118515), (909, 79010), (1010, 71109), (1515, 47406), (1818, 39505), (3030, 23703), (4545, 15802), (7901, 9090)]