251012230

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{2389}}^1$

素因数の和:2501

約数の個数: 64

約数和(自身を含む): 550656000

約数和(自身を除く): 299643770

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 79, 95, 133, 158, 190, 266, 395, 553, 665, 790, 1106, 1330, 1501, 2389, 2765, 3002, 4778, 5530, 7505, 10507, 11945, 15010, 16723, 21014, 23890, 33446, 45391, 52535, 83615, 90782, 105070, 167230, 188731, 226955, 317737, 377462, 453910, 635474, 943655, 1321117, 1588685, 1887310, 2642234, 3177370, 3585889, 6605585, 7171778, 13211170, 17929445, 25101223, 35858890, 50202446, 125506115, 251012230]

約数ペア:

[(1, 251012230), (2, 125506115), (5, 50202446), (7, 35858890), (10, 25101223), (14, 17929445), (19, 13211170), (35, 7171778), (38, 6605585), (70, 3585889), (79, 3177370), (95, 2642234), (133, 1887310), (158, 1588685), (190, 1321117), (266, 943655), (395, 635474), (553, 453910), (665, 377462), (790, 317737), (1106, 226955), (1330, 188731), (1501, 167230), (2389, 105070), (2765, 90782), (3002, 83615), (4778, 52535), (5530, 45391), (7505, 33446), (10507, 23890), (11945, 21014), (15010, 16723)]