20515050

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{45589}}^1$

素因数の和:45607

約数の個数: 36

約数和(自身を含む): 55118310

約数和(自身を除く): 34603260

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 150, 225, 450, 45589, 91178, 136767, 227945, 273534, 410301, 455890, 683835, 820602, 1139725, 1367670, 2051505, 2279450, 3419175, 4103010, 6838350, 10257525, 20515050]

約数ペア:

[(1, 20515050), (2, 10257525), (3, 6838350), (5, 4103010), (6, 3419175), (9, 2279450), (10, 2051505), (15, 1367670), (18, 1139725), (25, 820602), (30, 683835), (45, 455890), (50, 410301), (75, 273534), (90, 227945), (150, 136767), (225, 91178), (450, 45589)]