895700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^2\times {\mathrm{53}}^1$

素因数の和:93

約数の個数: 54

約数和(自身を含む): 2144394

約数和(自身を除く): 1248694

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 53, 65, 100, 106, 130, 169, 212, 260, 265, 325, 338, 530, 650, 676, 689, 845, 1060, 1300, 1325, 1378, 1690, 2650, 2756, 3380, 3445, 4225, 5300, 6890, 8450, 8957, 13780, 16900, 17225, 17914, 34450, 35828, 44785, 68900, 89570, 179140, 223925, 447850, 895700]

約数ペア:

[(1, 895700), (2, 447850), (4, 223925), (5, 179140), (10, 89570), (13, 68900), (20, 44785), (25, 35828), (26, 34450), (50, 17914), (52, 17225), (53, 16900), (65, 13780), (100, 8957), (106, 8450), (130, 6890), (169, 5300), (212, 4225), (260, 3445), (265, 3380), (325, 2756), (338, 2650), (530, 1690), (650, 1378), (676, 1325), (689, 1300), (845, 1060)]