82271980

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{67}}^1\times {\mathrm{179}}^1$

素因数の和:276

約数の個数: 96

約数和(自身を含む): 205632000

約数和(自身を除く): 123360020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 67, 70, 98, 134, 140, 179, 196, 245, 268, 335, 343, 358, 469, 490, 670, 686, 716, 895, 938, 980, 1253, 1340, 1372, 1715, 1790, 1876, 2345, 2506, 3283, 3430, 3580, 4690, 5012, 6265, 6566, 6860, 8771, 9380, 11993, 12530, 13132, 16415, 17542, 22981, 23986, 25060, 32830, 35084, 43855, 45962, 47972, 59965, 61397, 65660, 83951, 87710, 91924, 114905, 119930, 122794, 167902, 175420, 229810, 239860, 245588, 306985, 335804, 419755, 459620, 587657, 613970, 839510, 1175314, 1227940, 1679020, 2350628, 2938285, 4113599, 5876570, 8227198, 11753140, 16454396, 20567995, 41135990, 82271980]

約数ペア:

[(1, 82271980), (2, 41135990), (4, 20567995), (5, 16454396), (7, 11753140), (10, 8227198), (14, 5876570), (20, 4113599), (28, 2938285), (35, 2350628), (49, 1679020), (67, 1227940), (70, 1175314), (98, 839510), (134, 613970), (140, 587657), (179, 459620), (196, 419755), (245, 335804), (268, 306985), (335, 245588), (343, 239860), (358, 229810), (469, 175420), (490, 167902), (670, 122794), (686, 119930), (716, 114905), (895, 91924), (938, 87710), (980, 83951), (1253, 65660), (1340, 61397), (1372, 59965), (1715, 47972), (1790, 45962), (1876, 43855), (2345, 35084), (2506, 32830), (3283, 25060), (3430, 23986), (3580, 22981), (4690, 17542), (5012, 16415), (6265, 13132), (6566, 12530), (6860, 11993), (8771, 9380)]