25663440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{9721}}^1$

素因数の和:9748

約数の個数: 80

約数和(自身を含む): 86798016

約数和(自身を除く): 61134576

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 9721, 19442, 29163, 38884, 48605, 58326, 77768, 97210, 106931, 116652, 145815, 155536, 194420, 213862, 233304, 291630, 320793, 388840, 427724, 466608, 534655, 583260, 641586, 777680, 855448, 1069310, 1166520, 1283172, 1603965, 1710896, 2138620, 2333040, 2566344, 3207930, 4277240, 5132688, 6415860, 8554480, 12831720, 25663440]

約数ペア:

[(1, 25663440), (2, 12831720), (3, 8554480), (4, 6415860), (5, 5132688), (6, 4277240), (8, 3207930), (10, 2566344), (11, 2333040), (12, 2138620), (15, 1710896), (16, 1603965), (20, 1283172), (22, 1166520), (24, 1069310), (30, 855448), (33, 777680), (40, 641586), (44, 583260), (48, 534655), (55, 466608), (60, 427724), (66, 388840), (80, 320793), (88, 291630), (110, 233304), (120, 213862), (132, 194420), (165, 155536), (176, 145815), (220, 116652), (240, 106931), (264, 97210), (330, 77768), (440, 58326), (528, 48605), (660, 38884), (880, 29163), (1320, 19442), (2640, 9721)]