65970940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{16249}}^1$

素因数の和:16294

約数の個数: 48

約数和(自身を含む): 163800000

約数和(自身を除く): 97829060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 16249, 32498, 64996, 81245, 113743, 162490, 227486, 324980, 454972, 471221, 568715, 942442, 1137430, 1884884, 2274860, 2356105, 3298547, 4712210, 6597094, 9424420, 13194188, 16492735, 32985470, 65970940]

約数ペア:

[(1, 65970940), (2, 32985470), (4, 16492735), (5, 13194188), (7, 9424420), (10, 6597094), (14, 4712210), (20, 3298547), (28, 2356105), (29, 2274860), (35, 1884884), (58, 1137430), (70, 942442), (116, 568715), (140, 471221), (145, 454972), (203, 324980), (290, 227486), (406, 162490), (580, 113743), (812, 81245), (1015, 64996), (2030, 32498), (4060, 16249)]