157213900

素因数分解:

$2^2\times 5^2\times {\mathrm{53}}^1\times {\mathrm{29663}}^1$

素因数の和:29730

約数の個数: 36

約数和(自身を含む): 347602752

約数和(自身を除く): 190388852

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 53, 100, 106, 212, 265, 530, 1060, 1325, 2650, 5300, 29663, 59326, 118652, 148315, 296630, 593260, 741575, 1483150, 1572139, 2966300, 3144278, 6288556, 7860695, 15721390, 31442780, 39303475, 78606950, 157213900]

約数ペア:

[(1, 157213900), (2, 78606950), (4, 39303475), (5, 31442780), (10, 15721390), (20, 7860695), (25, 6288556), (50, 3144278), (53, 2966300), (100, 1572139), (106, 1483150), (212, 741575), (265, 593260), (530, 296630), (1060, 148315), (1325, 118652), (2650, 59326), (5300, 29663)]