82955380

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{1997}}^1$

素因数の和:2104

約数の個数: 48

約数和(自身を含む): 182601216

約数和(自身を除く): 99645836

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 67, 124, 134, 155, 268, 310, 335, 620, 670, 1340, 1997, 2077, 3994, 4154, 7988, 8308, 9985, 10385, 19970, 20770, 39940, 41540, 61907, 123814, 133799, 247628, 267598, 309535, 535196, 619070, 668995, 1238140, 1337990, 2675980, 4147769, 8295538, 16591076, 20738845, 41477690, 82955380]

約数ペア:

[(1, 82955380), (2, 41477690), (4, 20738845), (5, 16591076), (10, 8295538), (20, 4147769), (31, 2675980), (62, 1337990), (67, 1238140), (124, 668995), (134, 619070), (155, 535196), (268, 309535), (310, 267598), (335, 247628), (620, 133799), (670, 123814), (1340, 61907), (1997, 41540), (2077, 39940), (3994, 20770), (4154, 19970), (7988, 10385), (8308, 9985)]