110144900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1999}}^1$

素因数の和:2061

約数の個数: 72

約数和(自身を含む): 260400000

約数和(自身を除く): 150255100

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 29, 38, 50, 58, 76, 95, 100, 116, 145, 190, 290, 380, 475, 551, 580, 725, 950, 1102, 1450, 1900, 1999, 2204, 2755, 2900, 3998, 5510, 7996, 9995, 11020, 13775, 19990, 27550, 37981, 39980, 49975, 55100, 57971, 75962, 99950, 115942, 151924, 189905, 199900, 231884, 289855, 379810, 579710, 759620, 949525, 1101449, 1159420, 1449275, 1899050, 2202898, 2898550, 3798100, 4405796, 5507245, 5797100, 11014490, 22028980, 27536225, 55072450, 110144900]

約数ペア:

[(1, 110144900), (2, 55072450), (4, 27536225), (5, 22028980), (10, 11014490), (19, 5797100), (20, 5507245), (25, 4405796), (29, 3798100), (38, 2898550), (50, 2202898), (58, 1899050), (76, 1449275), (95, 1159420), (100, 1101449), (116, 949525), (145, 759620), (190, 579710), (290, 379810), (380, 289855), (475, 231884), (551, 199900), (580, 189905), (725, 151924), (950, 115942), (1102, 99950), (1450, 75962), (1900, 57971), (1999, 55100), (2204, 49975), (2755, 39980), (2900, 37981), (3998, 27550), (5510, 19990), (7996, 13775), (9995, 11020)]