79381960

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{101}}^1\times {\mathrm{401}}^1$

素因数の和:527

約数の個数: 96

約数和(自身を含む): 210350520

約数和(自身を除く): 130968560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 101, 140, 196, 202, 245, 280, 392, 401, 404, 490, 505, 707, 802, 808, 980, 1010, 1414, 1604, 1960, 2005, 2020, 2807, 2828, 3208, 3535, 4010, 4040, 4949, 5614, 5656, 7070, 8020, 9898, 11228, 14035, 14140, 16040, 19649, 19796, 22456, 24745, 28070, 28280, 39298, 39592, 40501, 49490, 56140, 78596, 81002, 98245, 98980, 112280, 157192, 162004, 196490, 197960, 202505, 283507, 324008, 392980, 405010, 567014, 785960, 810020, 1134028, 1417535, 1620040, 1984549, 2268056, 2835070, 3969098, 5670140, 7938196, 9922745, 11340280, 15876392, 19845490, 39690980, 79381960]

約数ペア:

[(1, 79381960), (2, 39690980), (4, 19845490), (5, 15876392), (7, 11340280), (8, 9922745), (10, 7938196), (14, 5670140), (20, 3969098), (28, 2835070), (35, 2268056), (40, 1984549), (49, 1620040), (56, 1417535), (70, 1134028), (98, 810020), (101, 785960), (140, 567014), (196, 405010), (202, 392980), (245, 324008), (280, 283507), (392, 202505), (401, 197960), (404, 196490), (490, 162004), (505, 157192), (707, 112280), (802, 98980), (808, 98245), (980, 81002), (1010, 78596), (1414, 56140), (1604, 49490), (1960, 40501), (2005, 39592), (2020, 39298), (2807, 28280), (2828, 28070), (3208, 24745), (3535, 22456), (4010, 19796), (4040, 19649), (4949, 16040), (5614, 14140), (5656, 14035), (7070, 11228), (8020, 9898)]