19156760900

素因数分解:

$2^2\times 5^2\times {\mathrm{101}}^1\times {\mathrm{109}}^1\times {\mathrm{17401}}^1$

素因数の和:17625

約数の個数: 72

約数和(自身を含む): 42369345480

約数和(自身を除く): 23212584580

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 101, 109, 202, 218, 404, 436, 505, 545, 1010, 1090, 2020, 2180, 2525, 2725, 5050, 5450, 10100, 10900, 11009, 17401, 22018, 34802, 44036, 55045, 69604, 87005, 110090, 174010, 220180, 275225, 348020, 435025, 550450, 870050, 1100900, 1740100, 1757501, 1896709, 3515002, 3793418, 7030004, 7586836, 8787505, 9483545, 17575010, 18967090, 35150020, 37934180, 43937525, 47417725, 87875050, 94835450, 175750100, 189670900, 191567609, 383135218, 766270436, 957838045, 1915676090, 3831352180, 4789190225, 9578380450, 19156760900]

約数ペア:

[(1, 19156760900), (2, 9578380450), (4, 4789190225), (5, 3831352180), (10, 1915676090), (20, 957838045), (25, 766270436), (50, 383135218), (100, 191567609), (101, 189670900), (109, 175750100), (202, 94835450), (218, 87875050), (404, 47417725), (436, 43937525), (505, 37934180), (545, 35150020), (1010, 18967090), (1090, 17575010), (2020, 9483545), (2180, 8787505), (2525, 7586836), (2725, 7030004), (5050, 3793418), (5450, 3515002), (10100, 1896709), (10900, 1757501), (11009, 1740100), (17401, 1100900), (22018, 870050), (34802, 550450), (44036, 435025), (55045, 348020), (69604, 275225), (87005, 220180), (110090, 174010)]