65136680

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{167}}^1\times {\mathrm{199}}^1$

素因数の和:391

約数の個数: 96

約数和(自身を含む): 172368000

約数和(自身を除く): 107231320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 167, 196, 199, 245, 280, 334, 392, 398, 490, 668, 796, 835, 980, 995, 1169, 1336, 1393, 1592, 1670, 1960, 1990, 2338, 2786, 3340, 3980, 4676, 5572, 5845, 6680, 6965, 7960, 8183, 9352, 9751, 11144, 11690, 13930, 16366, 19502, 23380, 27860, 32732, 33233, 39004, 40915, 46760, 48755, 55720, 65464, 66466, 78008, 81830, 97510, 132932, 163660, 166165, 195020, 232631, 265864, 327320, 332330, 390040, 465262, 664660, 930524, 1163155, 1329320, 1628417, 1861048, 2326310, 3256834, 4652620, 6513668, 8142085, 9305240, 13027336, 16284170, 32568340, 65136680]

約数ペア:

[(1, 65136680), (2, 32568340), (4, 16284170), (5, 13027336), (7, 9305240), (8, 8142085), (10, 6513668), (14, 4652620), (20, 3256834), (28, 2326310), (35, 1861048), (40, 1628417), (49, 1329320), (56, 1163155), (70, 930524), (98, 664660), (140, 465262), (167, 390040), (196, 332330), (199, 327320), (245, 265864), (280, 232631), (334, 195020), (392, 166165), (398, 163660), (490, 132932), (668, 97510), (796, 81830), (835, 78008), (980, 66466), (995, 65464), (1169, 55720), (1336, 48755), (1393, 46760), (1592, 40915), (1670, 39004), (1960, 33233), (1990, 32732), (2338, 27860), (2786, 23380), (3340, 19502), (3980, 16366), (4676, 13930), (5572, 11690), (5845, 11144), (6680, 9751), (6965, 9352), (7960, 8183)]