67621280

素因数分解:

$2^5\times 5^1\times {\mathrm{211}}^1\times {\mathrm{2003}}^1$

素因数の和:2229

約数の個数: 48

約数和(自身を含む): 160592544

約数和(自身を除く): 92971264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 211, 422, 844, 1055, 1688, 2003, 2110, 3376, 4006, 4220, 6752, 8012, 8440, 10015, 16024, 16880, 20030, 32048, 33760, 40060, 64096, 80120, 160240, 320480, 422633, 845266, 1690532, 2113165, 3381064, 4226330, 6762128, 8452660, 13524256, 16905320, 33810640, 67621280]

約数ペア:

[(1, 67621280), (2, 33810640), (4, 16905320), (5, 13524256), (8, 8452660), (10, 6762128), (16, 4226330), (20, 3381064), (32, 2113165), (40, 1690532), (80, 845266), (160, 422633), (211, 320480), (422, 160240), (844, 80120), (1055, 64096), (1688, 40060), (2003, 33760), (2110, 32048), (3376, 20030), (4006, 16880), (4220, 16024), (6752, 10015), (8012, 8440)]