69639830

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{89}}^1\times {\mathrm{463}}^1$

素因数の和:585

約数の個数: 48

約数和(自身を含む): 137557440

約数和(自身を除く): 67917610

約数列:

[1, 2, 5, 10, 13, 26, 65, 89, 130, 169, 178, 338, 445, 463, 845, 890, 926, 1157, 1690, 2314, 2315, 4630, 5785, 6019, 11570, 12038, 15041, 30082, 30095, 41207, 60190, 75205, 78247, 82414, 150410, 156494, 206035, 391235, 412070, 535691, 782470, 1071382, 2678455, 5356910, 6963983, 13927966, 34819915, 69639830]

約数ペア:

[(1, 69639830), (2, 34819915), (5, 13927966), (10, 6963983), (13, 5356910), (26, 2678455), (65, 1071382), (89, 782470), (130, 535691), (169, 412070), (178, 391235), (338, 206035), (445, 156494), (463, 150410), (845, 82414), (890, 78247), (926, 75205), (1157, 60190), (1690, 41207), (2314, 30095), (2315, 30082), (4630, 15041), (5785, 12038), (6019, 11570)]