81879616

素因数分解:

$2^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{827}}^1$

素因数の和:876

約数の個数: 112

約数和(自身を含む): 211994496

約数和(自身を除く): 130114880

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 17, 26, 28, 32, 34, 52, 56, 64, 68, 91, 104, 112, 119, 136, 182, 208, 221, 224, 238, 272, 364, 416, 442, 448, 476, 544, 728, 827, 832, 884, 952, 1088, 1456, 1547, 1654, 1768, 1904, 2912, 3094, 3308, 3536, 3808, 5789, 5824, 6188, 6616, 7072, 7616, 10751, 11578, 12376, 13232, 14059, 14144, 21502, 23156, 24752, 26464, 28118, 43004, 46312, 49504, 52928, 56236, 75257, 86008, 92624, 98413, 99008, 112472, 150514, 172016, 182767, 185248, 196826, 224944, 301028, 344032, 365534, 370496, 393652, 449888, 602056, 688064, 731068, 787304, 899776, 1204112, 1279369, 1462136, 1574608, 2408224, 2558738, 2924272, 3149216, 4816448, 5117476, 5848544, 6298432, 10234952, 11697088, 20469904, 40939808, 81879616]

約数ペア:

[(1, 81879616), (2, 40939808), (4, 20469904), (7, 11697088), (8, 10234952), (13, 6298432), (14, 5848544), (16, 5117476), (17, 4816448), (26, 3149216), (28, 2924272), (32, 2558738), (34, 2408224), (52, 1574608), (56, 1462136), (64, 1279369), (68, 1204112), (91, 899776), (104, 787304), (112, 731068), (119, 688064), (136, 602056), (182, 449888), (208, 393652), (221, 370496), (224, 365534), (238, 344032), (272, 301028), (364, 224944), (416, 196826), (442, 185248), (448, 182767), (476, 172016), (544, 150514), (728, 112472), (827, 99008), (832, 98413), (884, 92624), (952, 86008), (1088, 75257), (1456, 56236), (1547, 52928), (1654, 49504), (1768, 46312), (1904, 43004), (2912, 28118), (3094, 26464), (3308, 24752), (3536, 23156), (3808, 21502), (5789, 14144), (5824, 14059), (6188, 13232), (6616, 12376), (7072, 11578), (7616, 10751)]