201224155

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{241}}^1$

素因数の和:340

約数の個数: 64

約数和(自身を含む): 301086720

約数和(自身を除く): 99862565

約数列:

[1, 5, 11, 17, 19, 47, 55, 85, 95, 187, 209, 235, 241, 323, 517, 799, 893, 935, 1045, 1205, 1615, 2585, 2651, 3553, 3995, 4097, 4465, 4579, 8789, 9823, 11327, 13255, 15181, 17765, 20485, 22895, 43945, 45067, 49115, 50369, 56635, 75905, 77843, 124597, 166991, 192559, 215213, 225335, 251845, 389215, 622985, 834955, 856273, 962795, 1076065, 2118149, 2367343, 3658621, 4281365, 10590745, 11836715, 18293105, 40244831, 201224155]

約数ペア:

[(1, 201224155), (5, 40244831), (11, 18293105), (17, 11836715), (19, 10590745), (47, 4281365), (55, 3658621), (85, 2367343), (95, 2118149), (187, 1076065), (209, 962795), (235, 856273), (241, 834955), (323, 622985), (517, 389215), (799, 251845), (893, 225335), (935, 215213), (1045, 192559), (1205, 166991), (1615, 124597), (2585, 77843), (2651, 75905), (3553, 56635), (3995, 50369), (4097, 49115), (4465, 45067), (4579, 43945), (8789, 22895), (9823, 20485), (11327, 17765), (13255, 15181)]