90556850

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{173}}^1$

素因数の和:252

約数の個数: 72

約数和(自身を含む): 184960260

約数和(自身を除く): 94403410

約数列:

[1, 2, 5, 10, 19, 25, 29, 38, 50, 58, 95, 145, 173, 190, 290, 346, 361, 475, 551, 722, 725, 865, 950, 1102, 1450, 1730, 1805, 2755, 3287, 3610, 4325, 5017, 5510, 6574, 8650, 9025, 10034, 10469, 13775, 16435, 18050, 20938, 25085, 27550, 32870, 50170, 52345, 62453, 82175, 95323, 104690, 124906, 125425, 164350, 190646, 250850, 261725, 312265, 476615, 523450, 624530, 953230, 1561325, 1811137, 2383075, 3122650, 3622274, 4766150, 9055685, 18111370, 45278425, 90556850]

約数ペア:

[(1, 90556850), (2, 45278425), (5, 18111370), (10, 9055685), (19, 4766150), (25, 3622274), (29, 3122650), (38, 2383075), (50, 1811137), (58, 1561325), (95, 953230), (145, 624530), (173, 523450), (190, 476615), (290, 312265), (346, 261725), (361, 250850), (475, 190646), (551, 164350), (722, 125425), (725, 124906), (865, 104690), (950, 95323), (1102, 82175), (1450, 62453), (1730, 52345), (1805, 50170), (2755, 32870), (3287, 27550), (3610, 25085), (4325, 20938), (5017, 18050), (5510, 16435), (6574, 13775), (8650, 10469), (9025, 10034)]