148771900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{78301}}^1$

素因数の和:78334

約数の個数: 36

約数和(自身を含む): 339830680

約数和(自身を除く): 191058780

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1900, 78301, 156602, 313204, 391505, 783010, 1487719, 1566020, 1957525, 2975438, 3915050, 5950876, 7438595, 7830100, 14877190, 29754380, 37192975, 74385950, 148771900]

約数ペア:

[(1, 148771900), (2, 74385950), (4, 37192975), (5, 29754380), (10, 14877190), (19, 7830100), (20, 7438595), (25, 5950876), (38, 3915050), (50, 2975438), (76, 1957525), (95, 1566020), (100, 1487719), (190, 783010), (380, 391505), (475, 313204), (950, 156602), (1900, 78301)]