254237584

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{40639}}^1$

素因数の和:40687

約数の個数: 40

約数和(自身を含む): 544250880

約数和(自身を除く): 290013296

約数列:

[1, 2, 4, 8, 16, 17, 23, 34, 46, 68, 92, 136, 184, 272, 368, 391, 782, 1564, 3128, 6256, 40639, 81278, 162556, 325112, 650224, 690863, 934697, 1381726, 1869394, 2763452, 3738788, 5526904, 7477576, 11053808, 14955152, 15889849, 31779698, 63559396, 127118792, 254237584]

約数ペア:

[(1, 254237584), (2, 127118792), (4, 63559396), (8, 31779698), (16, 15889849), (17, 14955152), (23, 11053808), (34, 7477576), (46, 5526904), (68, 3738788), (92, 2763452), (136, 1869394), (184, 1381726), (272, 934697), (368, 690863), (391, 650224), (782, 325112), (1564, 162556), (3128, 81278), (6256, 40639)]