161700656

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{21011}}^1$

素因数の和:21069

約数の個数: 40

約数和(自身を含む): 346529904

約数和(自身を除く): 184829248

約数列:

[1, 2, 4, 8, 13, 16, 26, 37, 52, 74, 104, 148, 208, 296, 481, 592, 962, 1924, 3848, 7696, 21011, 42022, 84044, 168088, 273143, 336176, 546286, 777407, 1092572, 1554814, 2185144, 3109628, 4370288, 6219256, 10106291, 12438512, 20212582, 40425164, 80850328, 161700656]

約数ペア:

[(1, 161700656), (2, 80850328), (4, 40425164), (8, 20212582), (13, 12438512), (16, 10106291), (26, 6219256), (37, 4370288), (52, 3109628), (74, 2185144), (104, 1554814), (148, 1092572), (208, 777407), (296, 546286), (481, 336176), (592, 273143), (962, 168088), (1924, 84044), (3848, 42022), (7696, 21011)]