99420640

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{56489}}^1$

素因数の和:56515

約数の個数: 48

約数和(自身を含む): 256238640

約数和(自身を除く): 156818000

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 56489, 112978, 225956, 282445, 451912, 564890, 621379, 903824, 1129780, 1242758, 1807648, 2259560, 2485516, 3106895, 4519120, 4971032, 6213790, 9038240, 9942064, 12427580, 19884128, 24855160, 49710320, 99420640]

約数ペア:

[(1, 99420640), (2, 49710320), (4, 24855160), (5, 19884128), (8, 12427580), (10, 9942064), (11, 9038240), (16, 6213790), (20, 4971032), (22, 4519120), (32, 3106895), (40, 2485516), (44, 2259560), (55, 1807648), (80, 1242758), (88, 1129780), (110, 903824), (160, 621379), (176, 564890), (220, 451912), (352, 282445), (440, 225956), (880, 112978), (1760, 56489)]