172555900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{1523}}^1$

素因数の和:1651

約数の個数: 72

約数和(自身を含む): 412723584

約数和(自身を除く): 240167684

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 103, 110, 206, 220, 275, 412, 515, 550, 1030, 1100, 1133, 1523, 2060, 2266, 2575, 3046, 4532, 5150, 5665, 6092, 7615, 10300, 11330, 15230, 16753, 22660, 28325, 30460, 33506, 38075, 56650, 67012, 76150, 83765, 113300, 152300, 156869, 167530, 313738, 335060, 418825, 627476, 784345, 837650, 1568690, 1675300, 1725559, 3137380, 3451118, 3921725, 6902236, 7843450, 8627795, 15686900, 17255590, 34511180, 43138975, 86277950, 172555900]

約数ペア:

[(1, 172555900), (2, 86277950), (4, 43138975), (5, 34511180), (10, 17255590), (11, 15686900), (20, 8627795), (22, 7843450), (25, 6902236), (44, 3921725), (50, 3451118), (55, 3137380), (100, 1725559), (103, 1675300), (110, 1568690), (206, 837650), (220, 784345), (275, 627476), (412, 418825), (515, 335060), (550, 313738), (1030, 167530), (1100, 156869), (1133, 152300), (1523, 113300), (2060, 83765), (2266, 76150), (2575, 67012), (3046, 56650), (4532, 38075), (5150, 33506), (5665, 30460), (6092, 28325), (7615, 22660), (10300, 16753), (11330, 15230)]