133024400

素因数分解:

$2^4\times 5^2\times {\mathrm{332561}}^1$

素因数の和:332579

約数の個数: 30

約数和(自身を含む): 319592082

約数和(自身を除く): 186567682

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 332561, 665122, 1330244, 1662805, 2660488, 3325610, 5320976, 6651220, 8314025, 13302440, 16628050, 26604880, 33256100, 66512200, 133024400]

約数ペア:

[(1, 133024400), (2, 66512200), (4, 33256100), (5, 26604880), (8, 16628050), (10, 13302440), (16, 8314025), (20, 6651220), (25, 5320976), (40, 3325610), (50, 2660488), (80, 1662805), (100, 1330244), (200, 665122), (400, 332561)]