90111680

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{14821}}^1$

素因数の和:14857

約数の個数: 56

約数和(自身を含む): 225887280

約数和(自身を除く): 135775600

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 152, 160, 190, 304, 320, 380, 608, 760, 1216, 1520, 3040, 6080, 14821, 29642, 59284, 74105, 118568, 148210, 237136, 281599, 296420, 474272, 563198, 592840, 948544, 1126396, 1185680, 1407995, 2252792, 2371360, 2815990, 4505584, 4742720, 5631980, 9011168, 11263960, 18022336, 22527920, 45055840, 90111680]

約数ペア:

[(1, 90111680), (2, 45055840), (4, 22527920), (5, 18022336), (8, 11263960), (10, 9011168), (16, 5631980), (19, 4742720), (20, 4505584), (32, 2815990), (38, 2371360), (40, 2252792), (64, 1407995), (76, 1185680), (80, 1126396), (95, 948544), (152, 592840), (160, 563198), (190, 474272), (304, 296420), (320, 281599), (380, 237136), (608, 148210), (760, 118568), (1216, 74105), (1520, 59284), (3040, 29642), (6080, 14821)]