30490985

素因数分解:

$5^1\times 7^3\times {\mathrm{23}}^1\times {\mathrm{773}}^1$

素因数の和:822

約数の個数: 32

約数和(自身を含む): 44582400

約数和(自身を除く): 14091415

約数列:

[1, 5, 7, 23, 35, 49, 115, 161, 245, 343, 773, 805, 1127, 1715, 3865, 5411, 5635, 7889, 17779, 27055, 37877, 39445, 88895, 124453, 189385, 265139, 622265, 871171, 1325695, 4355855, 6098197, 30490985]

約数ペア:

[(1, 30490985), (5, 6098197), (7, 4355855), (23, 1325695), (35, 871171), (49, 622265), (115, 265139), (161, 189385), (245, 124453), (343, 88895), (773, 39445), (805, 37877), (1127, 27055), (1715, 17779), (3865, 7889), (5411, 5635)]