208113280

素因数分解:

$2^7\times 5^1\times {\mathrm{29}}^1\times {\mathrm{11213}}^1$

素因数の和:11261

約数の個数: 64

約数和(自身を含む): 514722600

約数和(自身を除く): 306609320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 80, 116, 128, 145, 160, 232, 290, 320, 464, 580, 640, 928, 1160, 1856, 2320, 3712, 4640, 9280, 11213, 18560, 22426, 44852, 56065, 89704, 112130, 179408, 224260, 325177, 358816, 448520, 650354, 717632, 897040, 1300708, 1435264, 1625885, 1794080, 2601416, 3251770, 3588160, 5202832, 6503540, 7176320, 10405664, 13007080, 20811328, 26014160, 41622656, 52028320, 104056640, 208113280]

約数ペア:

[(1, 208113280), (2, 104056640), (4, 52028320), (5, 41622656), (8, 26014160), (10, 20811328), (16, 13007080), (20, 10405664), (29, 7176320), (32, 6503540), (40, 5202832), (58, 3588160), (64, 3251770), (80, 2601416), (116, 1794080), (128, 1625885), (145, 1435264), (160, 1300708), (232, 897040), (290, 717632), (320, 650354), (464, 448520), (580, 358816), (640, 325177), (928, 224260), (1160, 179408), (1856, 112130), (2320, 89704), (3712, 56065), (4640, 44852), (9280, 22426), (11213, 18560)]