78042880

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3209}}^1$

素因数の和:3249

約数の個数: 72

約数和(自身を含む): 196837200

約数和(自身を除く): 118794320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 304, 320, 380, 608, 640, 760, 1216, 1280, 1520, 2432, 3040, 3209, 4864, 6080, 6418, 12160, 12836, 16045, 24320, 25672, 32090, 51344, 60971, 64180, 102688, 121942, 128360, 205376, 243884, 256720, 304855, 410752, 487768, 513440, 609710, 821504, 975536, 1026880, 1219420, 1951072, 2053760, 2438840, 3902144, 4107520, 4877680, 7804288, 9755360, 15608576, 19510720, 39021440, 78042880]

約数ペア:

[(1, 78042880), (2, 39021440), (4, 19510720), (5, 15608576), (8, 9755360), (10, 7804288), (16, 4877680), (19, 4107520), (20, 3902144), (32, 2438840), (38, 2053760), (40, 1951072), (64, 1219420), (76, 1026880), (80, 975536), (95, 821504), (128, 609710), (152, 513440), (160, 487768), (190, 410752), (256, 304855), (304, 256720), (320, 243884), (380, 205376), (608, 128360), (640, 121942), (760, 102688), (1216, 64180), (1280, 60971), (1520, 51344), (2432, 32090), (3040, 25672), (3209, 24320), (4864, 16045), (6080, 12836), (6418, 12160)]