538201730

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{193}}^1\times {\mathrm{251}}^1$

素因数の和:563

約数の個数: 64

約数和(自身を含む): 1077100416

約数和(自身を除く): 538898686

約数列:

[1, 2, 5, 10, 11, 22, 55, 101, 110, 193, 202, 251, 386, 502, 505, 965, 1010, 1111, 1255, 1930, 2123, 2222, 2510, 2761, 4246, 5522, 5555, 10615, 11110, 13805, 19493, 21230, 25351, 27610, 38986, 48443, 50702, 96886, 97465, 126755, 194930, 214423, 242215, 253510, 278861, 428846, 484430, 532873, 557722, 1065746, 1072115, 1394305, 2144230, 2664365, 2788610, 4892743, 5328730, 9785486, 24463715, 48927430, 53820173, 107640346, 269100865, 538201730]

約数ペア:

[(1, 538201730), (2, 269100865), (5, 107640346), (10, 53820173), (11, 48927430), (22, 24463715), (55, 9785486), (101, 5328730), (110, 4892743), (193, 2788610), (202, 2664365), (251, 2144230), (386, 1394305), (502, 1072115), (505, 1065746), (965, 557722), (1010, 532873), (1111, 484430), (1255, 428846), (1930, 278861), (2123, 253510), (2222, 242215), (2510, 214423), (2761, 194930), (4246, 126755), (5522, 97465), (5555, 96886), (10615, 50702), (11110, 48443), (13805, 38986), (19493, 27610), (21230, 25351)]