90883900

素因数分解:

$2^2\times 5^2\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{317}}^1$

素因数の和:439

約数の個数: 72

約数和(自身を含む): 205361856

約数和(自身を除く): 114477956

約数列:

[1, 2, 4, 5, 10, 20, 25, 47, 50, 61, 94, 100, 122, 188, 235, 244, 305, 317, 470, 610, 634, 940, 1175, 1220, 1268, 1525, 1585, 2350, 2867, 3050, 3170, 4700, 5734, 6100, 6340, 7925, 11468, 14335, 14899, 15850, 19337, 28670, 29798, 31700, 38674, 57340, 59596, 71675, 74495, 77348, 96685, 143350, 148990, 193370, 286700, 297980, 372475, 386740, 483425, 744950, 908839, 966850, 1489900, 1817678, 1933700, 3635356, 4544195, 9088390, 18176780, 22720975, 45441950, 90883900]

約数ペア:

[(1, 90883900), (2, 45441950), (4, 22720975), (5, 18176780), (10, 9088390), (20, 4544195), (25, 3635356), (47, 1933700), (50, 1817678), (61, 1489900), (94, 966850), (100, 908839), (122, 744950), (188, 483425), (235, 386740), (244, 372475), (305, 297980), (317, 286700), (470, 193370), (610, 148990), (634, 143350), (940, 96685), (1175, 77348), (1220, 74495), (1268, 71675), (1525, 59596), (1585, 57340), (2350, 38674), (2867, 31700), (3050, 29798), (3170, 28670), (4700, 19337), (5734, 15850), (6100, 14899), (6340, 14335), (7925, 11468)]