12910700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^3\times {\mathrm{97}}^1$

素因数の和:144

約数の個数: 72

約数和(自身を含む): 31133424

約数和(自身を除く): 18222724

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 97, 100, 110, 121, 194, 220, 242, 275, 388, 484, 485, 550, 605, 970, 1067, 1100, 1210, 1331, 1940, 2134, 2420, 2425, 2662, 3025, 4268, 4850, 5324, 5335, 6050, 6655, 9700, 10670, 11737, 12100, 13310, 21340, 23474, 26620, 26675, 33275, 46948, 53350, 58685, 66550, 106700, 117370, 129107, 133100, 234740, 258214, 293425, 516428, 586850, 645535, 1173700, 1291070, 2582140, 3227675, 6455350, 12910700]

約数ペア:

[(1, 12910700), (2, 6455350), (4, 3227675), (5, 2582140), (10, 1291070), (11, 1173700), (20, 645535), (22, 586850), (25, 516428), (44, 293425), (50, 258214), (55, 234740), (97, 133100), (100, 129107), (110, 117370), (121, 106700), (194, 66550), (220, 58685), (242, 53350), (275, 46948), (388, 33275), (484, 26675), (485, 26620), (550, 23474), (605, 21340), (970, 13310), (1067, 12100), (1100, 11737), (1210, 10670), (1331, 9700), (1940, 6655), (2134, 6050), (2420, 5335), (2425, 5324), (2662, 4850), (3025, 4268)]