72795770

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{263}}^1\times {\mathrm{311}}^1$

素因数の和:670

約数の個数: 32

約数和(自身を含む): 133436160

約数和(自身を除く): 60640390

約数列:

[1, 2, 5, 10, 89, 178, 263, 311, 445, 526, 622, 890, 1315, 1555, 2630, 3110, 23407, 27679, 46814, 55358, 81793, 117035, 138395, 163586, 234070, 276790, 408965, 817930, 7279577, 14559154, 36397885, 72795770]

約数ペア:

[(1, 72795770), (2, 36397885), (5, 14559154), (10, 7279577), (89, 817930), (178, 408965), (263, 276790), (311, 234070), (445, 163586), (526, 138395), (622, 117035), (890, 81793), (1315, 55358), (1555, 46814), (2630, 27679), (3110, 23407)]