85856680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{229}}^1$

素因数の和:363

約数の個数: 128

約数和(自身を含む): 241113600

約数和(自身を除く): 155256920

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 103, 104, 130, 140, 182, 206, 229, 260, 280, 364, 412, 455, 458, 515, 520, 721, 728, 824, 910, 916, 1030, 1145, 1339, 1442, 1603, 1820, 1832, 2060, 2290, 2678, 2884, 2977, 3206, 3605, 3640, 4120, 4580, 5356, 5768, 5954, 6412, 6695, 7210, 8015, 9160, 9373, 10712, 11908, 12824, 13390, 14420, 14885, 16030, 18746, 20839, 23587, 23816, 26780, 28840, 29770, 32060, 37492, 41678, 46865, 47174, 53560, 59540, 64120, 74984, 83356, 93730, 94348, 104195, 117935, 119080, 165109, 166712, 187460, 188696, 208390, 235870, 306631, 330218, 374920, 416780, 471740, 613262, 660436, 825545, 833560, 943480, 1226524, 1320872, 1533155, 1651090, 2146417, 2453048, 3066310, 3302180, 4292834, 6132620, 6604360, 8585668, 10732085, 12265240, 17171336, 21464170, 42928340, 85856680]

約数ペア:

[(1, 85856680), (2, 42928340), (4, 21464170), (5, 17171336), (7, 12265240), (8, 10732085), (10, 8585668), (13, 6604360), (14, 6132620), (20, 4292834), (26, 3302180), (28, 3066310), (35, 2453048), (40, 2146417), (52, 1651090), (56, 1533155), (65, 1320872), (70, 1226524), (91, 943480), (103, 833560), (104, 825545), (130, 660436), (140, 613262), (182, 471740), (206, 416780), (229, 374920), (260, 330218), (280, 306631), (364, 235870), (412, 208390), (455, 188696), (458, 187460), (515, 166712), (520, 165109), (721, 119080), (728, 117935), (824, 104195), (910, 94348), (916, 93730), (1030, 83356), (1145, 74984), (1339, 64120), (1442, 59540), (1603, 53560), (1820, 47174), (1832, 46865), (2060, 41678), (2290, 37492), (2678, 32060), (2884, 29770), (2977, 28840), (3206, 26780), (3605, 23816), (3640, 23587), (4120, 20839), (4580, 18746), (5356, 16030), (5768, 14885), (5954, 14420), (6412, 13390), (6695, 12824), (7210, 11908), (8015, 10712), (9160, 9373)]