5114240

素因数分解:

$2^7\times 5^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:211

約数の個数: 64

約数和(自身を含む): 12521520

約数和(自身を除く): 7407280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 128, 131, 160, 244, 262, 305, 320, 488, 524, 610, 640, 655, 976, 1048, 1220, 1310, 1952, 2096, 2440, 2620, 3904, 4192, 4880, 5240, 7808, 7991, 8384, 9760, 10480, 15982, 16768, 19520, 20960, 31964, 39040, 39955, 41920, 63928, 79910, 83840, 127856, 159820, 255712, 319640, 511424, 639280, 1022848, 1278560, 2557120, 5114240]

約数ペア:

[(1, 5114240), (2, 2557120), (4, 1278560), (5, 1022848), (8, 639280), (10, 511424), (16, 319640), (20, 255712), (32, 159820), (40, 127856), (61, 83840), (64, 79910), (80, 63928), (122, 41920), (128, 39955), (131, 39040), (160, 31964), (244, 20960), (262, 19520), (305, 16768), (320, 15982), (488, 10480), (524, 9760), (610, 8384), (640, 7991), (655, 7808), (976, 5240), (1048, 4880), (1220, 4192), (1310, 3904), (1952, 2620), (2096, 2440)]