49671760

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{173}}^1$

素因数の和:320

約数の個数: 80

約数和(自身を含む): 120523536

約数和(自身を除く): 70851776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 97, 148, 173, 185, 194, 296, 346, 370, 388, 485, 592, 692, 740, 776, 865, 970, 1384, 1480, 1552, 1730, 1940, 2768, 2960, 3460, 3589, 3880, 6401, 6920, 7178, 7760, 12802, 13840, 14356, 16781, 17945, 25604, 28712, 32005, 33562, 35890, 51208, 57424, 64010, 67124, 71780, 83905, 102416, 128020, 134248, 143560, 167810, 256040, 268496, 287120, 335620, 512080, 620897, 671240, 1241794, 1342480, 2483588, 3104485, 4967176, 6208970, 9934352, 12417940, 24835880, 49671760]

約数ペア:

[(1, 49671760), (2, 24835880), (4, 12417940), (5, 9934352), (8, 6208970), (10, 4967176), (16, 3104485), (20, 2483588), (37, 1342480), (40, 1241794), (74, 671240), (80, 620897), (97, 512080), (148, 335620), (173, 287120), (185, 268496), (194, 256040), (296, 167810), (346, 143560), (370, 134248), (388, 128020), (485, 102416), (592, 83905), (692, 71780), (740, 67124), (776, 64010), (865, 57424), (970, 51208), (1384, 35890), (1480, 33562), (1552, 32005), (1730, 28712), (1940, 25604), (2768, 17945), (2960, 16781), (3460, 14356), (3589, 13840), (3880, 12802), (6401, 7760), (6920, 7178)]