80385840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1151}}^1$

素因数の和:1267

約数の個数: 120

約数和(自身を含む): 272982528

約数和(自身を除く): 192596688

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 97, 120, 144, 180, 194, 240, 291, 360, 388, 485, 582, 720, 776, 873, 970, 1151, 1164, 1455, 1552, 1746, 1940, 2302, 2328, 2910, 3453, 3492, 3880, 4365, 4604, 4656, 5755, 5820, 6906, 6984, 7760, 8730, 9208, 10359, 11510, 11640, 13812, 13968, 17265, 17460, 18416, 20718, 23020, 23280, 27624, 34530, 34920, 41436, 46040, 51795, 55248, 69060, 69840, 82872, 92080, 103590, 111647, 138120, 165744, 207180, 223294, 276240, 334941, 414360, 446588, 558235, 669882, 828720, 893176, 1004823, 1116470, 1339764, 1674705, 1786352, 2009646, 2232940, 2679528, 3349410, 4019292, 4465880, 5024115, 5359056, 6698820, 8038584, 8931760, 10048230, 13397640, 16077168, 20096460, 26795280, 40192920, 80385840]

約数ペア:

[(1, 80385840), (2, 40192920), (3, 26795280), (4, 20096460), (5, 16077168), (6, 13397640), (8, 10048230), (9, 8931760), (10, 8038584), (12, 6698820), (15, 5359056), (16, 5024115), (18, 4465880), (20, 4019292), (24, 3349410), (30, 2679528), (36, 2232940), (40, 2009646), (45, 1786352), (48, 1674705), (60, 1339764), (72, 1116470), (80, 1004823), (90, 893176), (97, 828720), (120, 669882), (144, 558235), (180, 446588), (194, 414360), (240, 334941), (291, 276240), (360, 223294), (388, 207180), (485, 165744), (582, 138120), (720, 111647), (776, 103590), (873, 92080), (970, 82872), (1151, 69840), (1164, 69060), (1455, 55248), (1552, 51795), (1746, 46040), (1940, 41436), (2302, 34920), (2328, 34530), (2910, 27624), (3453, 23280), (3492, 23020), (3880, 20718), (4365, 18416), (4604, 17460), (4656, 17265), (5755, 13968), (5820, 13812), (6906, 11640), (6984, 11510), (7760, 10359), (8730, 9208)]