20073553400

素因数分解:

$2^3\times 5^2\times {\mathrm{1531}}^1\times {\mathrm{65557}}^1$

素因数の和:67104

約数の個数: 48

約数和(自身を含む): 46702208040

約数和(自身を除く): 26628654640

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 1531, 3062, 6124, 7655, 12248, 15310, 30620, 38275, 61240, 65557, 76550, 131114, 153100, 262228, 306200, 327785, 524456, 655570, 1311140, 1638925, 2622280, 3277850, 6555700, 13111400, 100367767, 200735534, 401471068, 501838835, 802942136, 1003677670, 2007355340, 2509194175, 4014710680, 5018388350, 10036776700, 20073553400]

約数ペア:

[(1, 20073553400), (2, 10036776700), (4, 5018388350), (5, 4014710680), (8, 2509194175), (10, 2007355340), (20, 1003677670), (25, 802942136), (40, 501838835), (50, 401471068), (100, 200735534), (200, 100367767), (1531, 13111400), (3062, 6555700), (6124, 3277850), (7655, 2622280), (12248, 1638925), (15310, 1311140), (30620, 655570), (38275, 524456), (61240, 327785), (65557, 306200), (76550, 262228), (131114, 153100)]