80810520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{5659}}^1$

素因数の和:5697

約数の個数: 128

約数和(自身を含む): 293414400

約数和(自身を除く): 212603880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 51, 56, 60, 68, 70, 84, 85, 102, 105, 119, 120, 136, 140, 168, 170, 204, 210, 238, 255, 280, 340, 357, 408, 420, 476, 510, 595, 680, 714, 840, 952, 1020, 1190, 1428, 1785, 2040, 2380, 2856, 3570, 4760, 5659, 7140, 11318, 14280, 16977, 22636, 28295, 33954, 39613, 45272, 56590, 67908, 79226, 84885, 96203, 113180, 118839, 135816, 158452, 169770, 192406, 198065, 226360, 237678, 288609, 316904, 339540, 384812, 396130, 475356, 481015, 577218, 594195, 673421, 679080, 769624, 792260, 950712, 962030, 1154436, 1188390, 1346842, 1443045, 1584520, 1924060, 2020263, 2308872, 2376780, 2693684, 2886090, 3367105, 3848120, 4040526, 4753560, 5387368, 5772180, 6734210, 8081052, 10101315, 11544360, 13468420, 16162104, 20202630, 26936840, 40405260, 80810520]

約数ペア:

[(1, 80810520), (2, 40405260), (3, 26936840), (4, 20202630), (5, 16162104), (6, 13468420), (7, 11544360), (8, 10101315), (10, 8081052), (12, 6734210), (14, 5772180), (15, 5387368), (17, 4753560), (20, 4040526), (21, 3848120), (24, 3367105), (28, 2886090), (30, 2693684), (34, 2376780), (35, 2308872), (40, 2020263), (42, 1924060), (51, 1584520), (56, 1443045), (60, 1346842), (68, 1188390), (70, 1154436), (84, 962030), (85, 950712), (102, 792260), (105, 769624), (119, 679080), (120, 673421), (136, 594195), (140, 577218), (168, 481015), (170, 475356), (204, 396130), (210, 384812), (238, 339540), (255, 316904), (280, 288609), (340, 237678), (357, 226360), (408, 198065), (420, 192406), (476, 169770), (510, 158452), (595, 135816), (680, 118839), (714, 113180), (840, 96203), (952, 84885), (1020, 79226), (1190, 67908), (1428, 56590), (1785, 45272), (2040, 39613), (2380, 33954), (2856, 28295), (3570, 22636), (4760, 16977), (5659, 14280), (7140, 11318)]