38455040

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2311}}^1$

素因数の和:2345

約数の個数: 72

約数和(自身を含む): 99240288

約数和(自身を除く): 60785248

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 520, 640, 832, 1040, 1280, 1664, 2080, 2311, 3328, 4160, 4622, 8320, 9244, 11555, 16640, 18488, 23110, 30043, 36976, 46220, 60086, 73952, 92440, 120172, 147904, 150215, 184880, 240344, 295808, 300430, 369760, 480688, 591616, 600860, 739520, 961376, 1201720, 1479040, 1922752, 2403440, 2958080, 3845504, 4806880, 7691008, 9613760, 19227520, 38455040]

約数ペア:

[(1, 38455040), (2, 19227520), (4, 9613760), (5, 7691008), (8, 4806880), (10, 3845504), (13, 2958080), (16, 2403440), (20, 1922752), (26, 1479040), (32, 1201720), (40, 961376), (52, 739520), (64, 600860), (65, 591616), (80, 480688), (104, 369760), (128, 300430), (130, 295808), (160, 240344), (208, 184880), (256, 150215), (260, 147904), (320, 120172), (416, 92440), (520, 73952), (640, 60086), (832, 46220), (1040, 36976), (1280, 30043), (1664, 23110), (2080, 18488), (2311, 16640), (3328, 11555), (4160, 9244), (4622, 8320)]