7117900

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:163

約数の個数: 72

約数和(自身を含む): 16873920

約数和(自身を除く): 9756020

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 53, 68, 79, 85, 100, 106, 158, 170, 212, 265, 316, 340, 395, 425, 530, 790, 850, 901, 1060, 1325, 1343, 1580, 1700, 1802, 1975, 2650, 2686, 3604, 3950, 4187, 4505, 5300, 5372, 6715, 7900, 8374, 9010, 13430, 16748, 18020, 20935, 22525, 26860, 33575, 41870, 45050, 67150, 71179, 83740, 90100, 104675, 134300, 142358, 209350, 284716, 355895, 418700, 711790, 1423580, 1779475, 3558950, 7117900]

約数ペア:

[(1, 7117900), (2, 3558950), (4, 1779475), (5, 1423580), (10, 711790), (17, 418700), (20, 355895), (25, 284716), (34, 209350), (50, 142358), (53, 134300), (68, 104675), (79, 90100), (85, 83740), (100, 71179), (106, 67150), (158, 45050), (170, 41870), (212, 33575), (265, 26860), (316, 22525), (340, 20935), (395, 18020), (425, 16748), (530, 13430), (790, 9010), (850, 8374), (901, 7900), (1060, 6715), (1325, 5372), (1343, 5300), (1580, 4505), (1700, 4187), (1802, 3950), (1975, 3604), (2650, 2686)]