16105881380

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{641}}^1\times {\mathrm{43321}}^1$

素因数の和:44000

約数の個数: 48

約数和(自身を含む): 35044032240

約数和(自身を除く): 18938150860

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 641, 1282, 2564, 3205, 6410, 12820, 18589, 37178, 43321, 74356, 86642, 92945, 173284, 185890, 216605, 371780, 433210, 866420, 1256309, 2512618, 5025236, 6281545, 12563090, 25126180, 27768761, 55537522, 111075044, 138843805, 277687610, 555375220, 805294069, 1610588138, 3221176276, 4026470345, 8052940690, 16105881380]

約数ペア:

[(1, 16105881380), (2, 8052940690), (4, 4026470345), (5, 3221176276), (10, 1610588138), (20, 805294069), (29, 555375220), (58, 277687610), (116, 138843805), (145, 111075044), (290, 55537522), (580, 27768761), (641, 25126180), (1282, 12563090), (2564, 6281545), (3205, 5025236), (6410, 2512618), (12820, 1256309), (18589, 866420), (37178, 433210), (43321, 371780), (74356, 216605), (86642, 185890), (92945, 173284)]