89661460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{10499}}^1$

素因数の和:10576

約数の個数: 48

約数和(自身を含む): 218736000

約数和(自身を除く): 129074540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 122, 140, 244, 305, 427, 610, 854, 1220, 1708, 2135, 4270, 8540, 10499, 20998, 41996, 52495, 73493, 104990, 146986, 209980, 293972, 367465, 640439, 734930, 1280878, 1469860, 2561756, 3202195, 4483073, 6404390, 8966146, 12808780, 17932292, 22415365, 44830730, 89661460]

約数ペア:

[(1, 89661460), (2, 44830730), (4, 22415365), (5, 17932292), (7, 12808780), (10, 8966146), (14, 6404390), (20, 4483073), (28, 3202195), (35, 2561756), (61, 1469860), (70, 1280878), (122, 734930), (140, 640439), (244, 367465), (305, 293972), (427, 209980), (610, 146986), (854, 104990), (1220, 73493), (1708, 52495), (2135, 41996), (4270, 20998), (8540, 10499)]