78147650

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{167}}^1\times {\mathrm{191}}^1$

素因数の和:384

約数の個数: 72

約数和(自身を含む): 170989056

約数和(自身を除く): 92841406

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 70, 98, 167, 175, 191, 245, 334, 350, 382, 490, 835, 955, 1169, 1225, 1337, 1670, 1910, 2338, 2450, 2674, 4175, 4775, 5845, 6685, 8183, 8350, 9359, 9550, 11690, 13370, 16366, 18718, 29225, 31897, 33425, 40915, 46795, 58450, 63794, 66850, 81830, 93590, 159485, 204575, 223279, 233975, 318970, 409150, 446558, 467950, 797425, 1116395, 1562953, 1594850, 2232790, 3125906, 5581975, 7814765, 11163950, 15629530, 39073825, 78147650]

約数ペア:

[(1, 78147650), (2, 39073825), (5, 15629530), (7, 11163950), (10, 7814765), (14, 5581975), (25, 3125906), (35, 2232790), (49, 1594850), (50, 1562953), (70, 1116395), (98, 797425), (167, 467950), (175, 446558), (191, 409150), (245, 318970), (334, 233975), (350, 223279), (382, 204575), (490, 159485), (835, 93590), (955, 81830), (1169, 66850), (1225, 63794), (1337, 58450), (1670, 46795), (1910, 40915), (2338, 33425), (2450, 31897), (2674, 29225), (4175, 18718), (4775, 16366), (5845, 13370), (6685, 11690), (8183, 9550), (8350, 9359)]