1427720200

素因数分解:

$2^3\times 5^2\times {\mathrm{89}}^1\times {\mathrm{80209}}^1$

素因数の和:80314

約数の個数: 48

約数和(自身を含む): 3356788500

約数和(自身を除く): 1929068300

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 89, 100, 178, 200, 356, 445, 712, 890, 1780, 2225, 3560, 4450, 8900, 17800, 80209, 160418, 320836, 401045, 641672, 802090, 1604180, 2005225, 3208360, 4010450, 7138601, 8020900, 14277202, 16041800, 28554404, 35693005, 57108808, 71386010, 142772020, 178465025, 285544040, 356930050, 713860100, 1427720200]

約数ペア:

[(1, 1427720200), (2, 713860100), (4, 356930050), (5, 285544040), (8, 178465025), (10, 142772020), (20, 71386010), (25, 57108808), (40, 35693005), (50, 28554404), (89, 16041800), (100, 14277202), (178, 8020900), (200, 7138601), (356, 4010450), (445, 3208360), (712, 2005225), (890, 1604180), (1780, 802090), (2225, 641672), (3560, 401045), (4450, 320836), (8900, 160418), (17800, 80209)]