91920100

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{479}}^1$

素因数の和:613

約数の個数: 72

約数和(自身を含む): 212486400

約数和(自身を除く): 120566300

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 101, 190, 202, 380, 404, 475, 479, 505, 950, 958, 1010, 1900, 1916, 1919, 2020, 2395, 2525, 3838, 4790, 5050, 7676, 9101, 9580, 9595, 10100, 11975, 18202, 19190, 23950, 36404, 38380, 45505, 47900, 47975, 48379, 91010, 95950, 96758, 182020, 191900, 193516, 227525, 241895, 455050, 483790, 910100, 919201, 967580, 1209475, 1838402, 2418950, 3676804, 4596005, 4837900, 9192010, 18384020, 22980025, 45960050, 91920100]

約数ペア:

[(1, 91920100), (2, 45960050), (4, 22980025), (5, 18384020), (10, 9192010), (19, 4837900), (20, 4596005), (25, 3676804), (38, 2418950), (50, 1838402), (76, 1209475), (95, 967580), (100, 919201), (101, 910100), (190, 483790), (202, 455050), (380, 241895), (404, 227525), (475, 193516), (479, 191900), (505, 182020), (950, 96758), (958, 95950), (1010, 91010), (1900, 48379), (1916, 47975), (1919, 47900), (2020, 45505), (2395, 38380), (2525, 36404), (3838, 23950), (4790, 19190), (5050, 18202), (7676, 11975), (9101, 10100), (9580, 9595)]