68197520

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{257}}^1$

素因数の和:408

約数の個数: 80

約数和(自身を含む): 165846528

約数和(自身を除く): 97649008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 107, 124, 155, 214, 248, 257, 310, 428, 496, 514, 535, 620, 856, 1028, 1070, 1240, 1285, 1712, 2056, 2140, 2480, 2570, 3317, 4112, 4280, 5140, 6634, 7967, 8560, 10280, 13268, 15934, 16585, 20560, 26536, 27499, 31868, 33170, 39835, 53072, 54998, 63736, 66340, 79670, 109996, 127472, 132680, 137495, 159340, 219992, 265360, 274990, 318680, 439984, 549980, 637360, 852469, 1099960, 1704938, 2199920, 3409876, 4262345, 6819752, 8524690, 13639504, 17049380, 34098760, 68197520]

約数ペア:

[(1, 68197520), (2, 34098760), (4, 17049380), (5, 13639504), (8, 8524690), (10, 6819752), (16, 4262345), (20, 3409876), (31, 2199920), (40, 1704938), (62, 1099960), (80, 852469), (107, 637360), (124, 549980), (155, 439984), (214, 318680), (248, 274990), (257, 265360), (310, 219992), (428, 159340), (496, 137495), (514, 132680), (535, 127472), (620, 109996), (856, 79670), (1028, 66340), (1070, 63736), (1240, 54998), (1285, 53072), (1712, 39835), (2056, 33170), (2140, 31868), (2480, 27499), (2570, 26536), (3317, 20560), (4112, 16585), (4280, 15934), (5140, 13268), (6634, 10280), (7967, 8560)]