90535896560

素因数分解:

$2^4\times 5^1\times {\mathrm{2087}}^1\times {\mathrm{542261}}^1$

素因数の和:544361

約数の個数: 40

約数和(自身を含む): 210597208416

約数和(自身を除く): 120061311856

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2087, 4174, 8348, 10435, 16696, 20870, 33392, 41740, 83480, 166960, 542261, 1084522, 2169044, 2711305, 4338088, 5422610, 8676176, 10845220, 21690440, 43380880, 1131698707, 2263397414, 4526794828, 5658493535, 9053589656, 11316987070, 18107179312, 22633974140, 45267948280, 90535896560]

約数ペア:

[(1, 90535896560), (2, 45267948280), (4, 22633974140), (5, 18107179312), (8, 11316987070), (10, 9053589656), (16, 5658493535), (20, 4526794828), (40, 2263397414), (80, 1131698707), (2087, 43380880), (4174, 21690440), (8348, 10845220), (10435, 8676176), (16696, 5422610), (20870, 4338088), (33392, 2711305), (41740, 2169044), (83480, 1084522), (166960, 542261)]