90184840

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{1607}}^1$

素因数の和:1702

約数の個数: 64

約数和(自身を含む): 215343360

約数和(自身を除く): 125158520

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 61, 92, 115, 122, 184, 230, 244, 305, 460, 488, 610, 920, 1220, 1403, 1607, 2440, 2806, 3214, 5612, 6428, 7015, 8035, 11224, 12856, 14030, 16070, 28060, 32140, 36961, 56120, 64280, 73922, 98027, 147844, 184805, 196054, 295688, 369610, 392108, 490135, 739220, 784216, 980270, 1478440, 1960540, 2254621, 3921080, 4509242, 9018484, 11273105, 18036968, 22546210, 45092420, 90184840]

約数ペア:

[(1, 90184840), (2, 45092420), (4, 22546210), (5, 18036968), (8, 11273105), (10, 9018484), (20, 4509242), (23, 3921080), (40, 2254621), (46, 1960540), (61, 1478440), (92, 980270), (115, 784216), (122, 739220), (184, 490135), (230, 392108), (244, 369610), (305, 295688), (460, 196054), (488, 184805), (610, 147844), (920, 98027), (1220, 73922), (1403, 64280), (1607, 56120), (2440, 36961), (2806, 32140), (3214, 28060), (5612, 16070), (6428, 14030), (7015, 12856), (8035, 11224)]