79939840

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^2\times {\mathrm{173}}^1$

素因数の和:232

約数の個数: 108

約数和(自身を含む): 203257404

約数和(自身を除く): 123317564

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 173, 190, 256, 304, 320, 346, 361, 380, 608, 640, 692, 722, 760, 865, 1216, 1280, 1384, 1444, 1520, 1730, 1805, 2432, 2768, 2888, 3040, 3287, 3460, 3610, 4864, 5536, 5776, 6080, 6574, 6920, 7220, 11072, 11552, 12160, 13148, 13840, 14440, 16435, 22144, 23104, 24320, 26296, 27680, 28880, 32870, 44288, 46208, 52592, 55360, 57760, 62453, 65740, 92416, 105184, 110720, 115520, 124906, 131480, 210368, 221440, 231040, 249812, 262960, 312265, 420736, 462080, 499624, 525920, 624530, 841472, 999248, 1051840, 1249060, 1998496, 2103680, 2498120, 3996992, 4207360, 4996240, 7993984, 9992480, 15987968, 19984960, 39969920, 79939840]

約数ペア:

[(1, 79939840), (2, 39969920), (4, 19984960), (5, 15987968), (8, 9992480), (10, 7993984), (16, 4996240), (19, 4207360), (20, 3996992), (32, 2498120), (38, 2103680), (40, 1998496), (64, 1249060), (76, 1051840), (80, 999248), (95, 841472), (128, 624530), (152, 525920), (160, 499624), (173, 462080), (190, 420736), (256, 312265), (304, 262960), (320, 249812), (346, 231040), (361, 221440), (380, 210368), (608, 131480), (640, 124906), (692, 115520), (722, 110720), (760, 105184), (865, 92416), (1216, 65740), (1280, 62453), (1384, 57760), (1444, 55360), (1520, 52592), (1730, 46208), (1805, 44288), (2432, 32870), (2768, 28880), (2888, 27680), (3040, 26296), (3287, 24320), (3460, 23104), (3610, 22144), (4864, 16435), (5536, 14440), (5776, 13840), (6080, 13148), (6574, 12160), (6920, 11552), (7220, 11072)]