161837120

素因数分解:

$2^6\times 5^1\times {\mathrm{523}}^1\times {\mathrm{967}}^1$

素因数の和:1507

約数の個数: 56

約数和(自身を含む): 386510784

約数和(自身を除く): 224673664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 523, 967, 1046, 1934, 2092, 2615, 3868, 4184, 4835, 5230, 7736, 8368, 9670, 10460, 15472, 16736, 19340, 20920, 30944, 33472, 38680, 41840, 61888, 77360, 83680, 154720, 167360, 309440, 505741, 1011482, 2022964, 2528705, 4045928, 5057410, 8091856, 10114820, 16183712, 20229640, 32367424, 40459280, 80918560, 161837120]

約数ペア:

[(1, 161837120), (2, 80918560), (4, 40459280), (5, 32367424), (8, 20229640), (10, 16183712), (16, 10114820), (20, 8091856), (32, 5057410), (40, 4045928), (64, 2528705), (80, 2022964), (160, 1011482), (320, 505741), (523, 309440), (967, 167360), (1046, 154720), (1934, 83680), (2092, 77360), (2615, 61888), (3868, 41840), (4184, 38680), (4835, 33472), (5230, 30944), (7736, 20920), (8368, 19340), (9670, 16736), (10460, 15472)]