65992240

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{13523}}^1$

素因数の和:13597

約数の個数: 40

約数和(自身を含む): 155958768

約数和(自身を除く): 89966528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 4880, 13523, 27046, 54092, 67615, 108184, 135230, 216368, 270460, 540920, 824903, 1081840, 1649806, 3299612, 4124515, 6599224, 8249030, 13198448, 16498060, 32996120, 65992240]

約数ペア:

[(1, 65992240), (2, 32996120), (4, 16498060), (5, 13198448), (8, 8249030), (10, 6599224), (16, 4124515), (20, 3299612), (40, 1649806), (61, 1081840), (80, 824903), (122, 540920), (244, 270460), (305, 216368), (488, 135230), (610, 108184), (976, 67615), (1220, 54092), (2440, 27046), (4880, 13523)]