49237720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{4289}}^1$

素因数の和:4348

約数の個数: 64

約数和(自身を含む): 129729600

約数和(自身を除く): 80491880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 41, 56, 70, 82, 140, 164, 205, 280, 287, 328, 410, 574, 820, 1148, 1435, 1640, 2296, 2870, 4289, 5740, 8578, 11480, 17156, 21445, 30023, 34312, 42890, 60046, 85780, 120092, 150115, 171560, 175849, 240184, 300230, 351698, 600460, 703396, 879245, 1200920, 1230943, 1406792, 1758490, 2461886, 3516980, 4923772, 6154715, 7033960, 9847544, 12309430, 24618860, 49237720]

約数ペア:

[(1, 49237720), (2, 24618860), (4, 12309430), (5, 9847544), (7, 7033960), (8, 6154715), (10, 4923772), (14, 3516980), (20, 2461886), (28, 1758490), (35, 1406792), (40, 1230943), (41, 1200920), (56, 879245), (70, 703396), (82, 600460), (140, 351698), (164, 300230), (205, 240184), (280, 175849), (287, 171560), (328, 150115), (410, 120092), (574, 85780), (820, 60046), (1148, 42890), (1435, 34312), (1640, 30023), (2296, 21445), (2870, 17156), (4289, 11480), (5740, 8578)]