56431216

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1$

素因数の和:266

約数の個数: 80

約数和(自身を含む): 122983200

約数和(自身を除く): 66551984

約数列:

[1, 2, 4, 8, 16, 19, 29, 37, 38, 58, 74, 76, 116, 148, 152, 173, 232, 296, 304, 346, 464, 551, 592, 692, 703, 1073, 1102, 1384, 1406, 2146, 2204, 2768, 2812, 3287, 4292, 4408, 5017, 5624, 6401, 6574, 8584, 8816, 10034, 11248, 12802, 13148, 17168, 20068, 20387, 25604, 26296, 40136, 40774, 51208, 52592, 80272, 81548, 95323, 102416, 121619, 163096, 185629, 190646, 243238, 326192, 371258, 381292, 486476, 742516, 762584, 972952, 1485032, 1525168, 1945904, 2970064, 3526951, 7053902, 14107804, 28215608, 56431216]

約数ペア:

[(1, 56431216), (2, 28215608), (4, 14107804), (8, 7053902), (16, 3526951), (19, 2970064), (29, 1945904), (37, 1525168), (38, 1485032), (58, 972952), (74, 762584), (76, 742516), (116, 486476), (148, 381292), (152, 371258), (173, 326192), (232, 243238), (296, 190646), (304, 185629), (346, 163096), (464, 121619), (551, 102416), (592, 95323), (692, 81548), (703, 80272), (1073, 52592), (1102, 51208), (1384, 40774), (1406, 40136), (2146, 26296), (2204, 25604), (2768, 20387), (2812, 20068), (3287, 17168), (4292, 13148), (4408, 12802), (5017, 11248), (5624, 10034), (6401, 8816), (6574, 8584)]