78816136

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{547}}^1$

素因数の和:674

約数の個数: 64

約数和(自身を含む): 176762880

約数和(自身を除く): 97946744

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 83, 124, 166, 217, 248, 332, 434, 547, 581, 664, 868, 1094, 1162, 1736, 2188, 2324, 2573, 3829, 4376, 4648, 5146, 7658, 10292, 15316, 16957, 18011, 20584, 30632, 33914, 36022, 45401, 67828, 72044, 90802, 118699, 135656, 144088, 181604, 237398, 317807, 363208, 474796, 635614, 949592, 1271228, 1407431, 2542456, 2814862, 5629724, 9852017, 11259448, 19704034, 39408068, 78816136]

約数ペア:

[(1, 78816136), (2, 39408068), (4, 19704034), (7, 11259448), (8, 9852017), (14, 5629724), (28, 2814862), (31, 2542456), (56, 1407431), (62, 1271228), (83, 949592), (124, 635614), (166, 474796), (217, 363208), (248, 317807), (332, 237398), (434, 181604), (547, 144088), (581, 135656), (664, 118699), (868, 90802), (1094, 72044), (1162, 67828), (1736, 45401), (2188, 36022), (2324, 33914), (2573, 30632), (3829, 20584), (4376, 18011), (4648, 16957), (5146, 15316), (7658, 10292)]