39746942680

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{601}}^1\times {\mathrm{10531}}^1$

素因数の和:11300

約数の個数: 64

約数和(自身を含む): 90158554080

約数和(自身を除く): 50411611400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 314, 601, 628, 785, 1202, 1256, 1570, 2404, 3005, 3140, 4808, 6010, 6280, 10531, 12020, 21062, 24040, 42124, 52655, 84248, 94357, 105310, 188714, 210620, 377428, 421240, 471785, 754856, 943570, 1653367, 1887140, 3306734, 3774280, 6329131, 6613468, 8266835, 12658262, 13226936, 16533670, 25316524, 31645655, 33067340, 50633048, 63291310, 66134680, 126582620, 253165240, 993673567, 1987347134, 3974694268, 4968367835, 7949388536, 9936735670, 19873471340, 39746942680]

約数ペア:

[(1, 39746942680), (2, 19873471340), (4, 9936735670), (5, 7949388536), (8, 4968367835), (10, 3974694268), (20, 1987347134), (40, 993673567), (157, 253165240), (314, 126582620), (601, 66134680), (628, 63291310), (785, 50633048), (1202, 33067340), (1256, 31645655), (1570, 25316524), (2404, 16533670), (3005, 13226936), (3140, 12658262), (4808, 8266835), (6010, 6613468), (6280, 6329131), (10531, 3774280), (12020, 3306734), (21062, 1887140), (24040, 1653367), (42124, 943570), (52655, 754856), (84248, 471785), (94357, 421240), (105310, 377428), (188714, 210620)]