88292180

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1\times {\mathrm{401}}^1$

素因数の和:620

約数の個数: 48

約数和(自身を含む): 189438480

約数和(自身を除く): 101146300

約数列:

[1, 2, 4, 5, 10, 20, 101, 109, 202, 218, 401, 404, 436, 505, 545, 802, 1010, 1090, 1604, 2005, 2020, 2180, 4010, 8020, 11009, 22018, 40501, 43709, 44036, 55045, 81002, 87418, 110090, 162004, 174836, 202505, 218545, 220180, 405010, 437090, 810020, 874180, 4414609, 8829218, 17658436, 22073045, 44146090, 88292180]

約数ペア:

[(1, 88292180), (2, 44146090), (4, 22073045), (5, 17658436), (10, 8829218), (20, 4414609), (101, 874180), (109, 810020), (202, 437090), (218, 405010), (401, 220180), (404, 218545), (436, 202505), (505, 174836), (545, 162004), (802, 110090), (1010, 87418), (1090, 81002), (1604, 55045), (2005, 44036), (2020, 43709), (2180, 40501), (4010, 22018), (8020, 11009)]