280489798

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{2137}}^1$

素因数の和:2272

約数の個数: 32

約数和(自身を含む): 455650560

約数和(自身を除く): 175160762

約数列:

[1, 2, 29, 31, 58, 62, 73, 146, 899, 1798, 2117, 2137, 2263, 4234, 4274, 4526, 61973, 65627, 66247, 123946, 131254, 132494, 156001, 312002, 1921163, 3842326, 4524029, 4836031, 9048058, 9672062, 140244899, 280489798]

約数ペア:

[(1, 280489798), (2, 140244899), (29, 9672062), (31, 9048058), (58, 4836031), (62, 4524029), (73, 3842326), (146, 1921163), (899, 312002), (1798, 156001), (2117, 132494), (2137, 131254), (2263, 123946), (4234, 66247), (4274, 65627), (4526, 61973)]