264101900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{1433}}^1$

素因数の和:1563

約数の個数: 72

約数和(自身を含む): 609908880

約数和(自身を除く): 345806980

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 97, 100, 190, 194, 380, 388, 475, 485, 950, 970, 1433, 1843, 1900, 1940, 2425, 2866, 3686, 4850, 5732, 7165, 7372, 9215, 9700, 14330, 18430, 27227, 28660, 35825, 36860, 46075, 54454, 71650, 92150, 108908, 136135, 139001, 143300, 184300, 272270, 278002, 544540, 556004, 680675, 695005, 1361350, 1390010, 2641019, 2722700, 2780020, 3475025, 5282038, 6950050, 10564076, 13205095, 13900100, 26410190, 52820380, 66025475, 132050950, 264101900]

約数ペア:

[(1, 264101900), (2, 132050950), (4, 66025475), (5, 52820380), (10, 26410190), (19, 13900100), (20, 13205095), (25, 10564076), (38, 6950050), (50, 5282038), (76, 3475025), (95, 2780020), (97, 2722700), (100, 2641019), (190, 1390010), (194, 1361350), (380, 695005), (388, 680675), (475, 556004), (485, 544540), (950, 278002), (970, 272270), (1433, 184300), (1843, 143300), (1900, 139001), (1940, 136135), (2425, 108908), (2866, 92150), (3686, 71650), (4850, 54454), (5732, 46075), (7165, 36860), (7372, 35825), (9215, 28660), (9700, 27227), (14330, 18430)]