72431008

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{1109}}^1$

素因数の和:1289

約数の個数: 48

約数和(自身を含む): 154685160

約数和(自身を除く): 82254152

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 157, 208, 314, 416, 628, 1109, 1256, 2041, 2218, 2512, 4082, 4436, 5024, 8164, 8872, 14417, 16328, 17744, 28834, 32656, 35488, 57668, 65312, 115336, 174113, 230672, 348226, 461344, 696452, 1392904, 2263469, 2785808, 4526938, 5571616, 9053876, 18107752, 36215504, 72431008]

約数ペア:

[(1, 72431008), (2, 36215504), (4, 18107752), (8, 9053876), (13, 5571616), (16, 4526938), (26, 2785808), (32, 2263469), (52, 1392904), (104, 696452), (157, 461344), (208, 348226), (314, 230672), (416, 174113), (628, 115336), (1109, 65312), (1256, 57668), (2041, 35488), (2218, 32656), (2512, 28834), (4082, 17744), (4436, 16328), (5024, 14417), (8164, 8872)]