1620245328

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{8191}}^1$

素因数の和:8532

約数の個数: 80

約数和(自身を含む): 4522377216

約数和(自身を除く): 2902131888

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 317, 624, 634, 951, 1268, 1902, 2536, 3804, 4121, 5072, 7608, 8191, 8242, 12363, 15216, 16382, 16484, 24573, 24726, 32764, 32968, 49146, 49452, 65528, 65936, 98292, 98904, 106483, 131056, 196584, 197808, 212966, 319449, 393168, 425932, 638898, 851864, 1277796, 1703728, 2555592, 2596547, 5111184, 5193094, 7789641, 10386188, 15579282, 20772376, 31158564, 33755111, 41544752, 62317128, 67510222, 101265333, 124634256, 135020444, 202530666, 270040888, 405061332, 540081776, 810122664, 1620245328]

約数ペア:

[(1, 1620245328), (2, 810122664), (3, 540081776), (4, 405061332), (6, 270040888), (8, 202530666), (12, 135020444), (13, 124634256), (16, 101265333), (24, 67510222), (26, 62317128), (39, 41544752), (48, 33755111), (52, 31158564), (78, 20772376), (104, 15579282), (156, 10386188), (208, 7789641), (312, 5193094), (317, 5111184), (624, 2596547), (634, 2555592), (951, 1703728), (1268, 1277796), (1902, 851864), (2536, 638898), (3804, 425932), (4121, 393168), (5072, 319449), (7608, 212966), (8191, 197808), (8242, 196584), (12363, 131056), (15216, 106483), (16382, 98904), (16484, 98292), (24573, 65936), (24726, 65528), (32764, 49452), (32968, 49146)]