72940084

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{2137}}^1$

素因数の和:2224

約数の個数: 48

約数和(自身を含む): 155167488

約数和(自身を除く): 82227404

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 53, 92, 106, 161, 212, 322, 371, 644, 742, 1219, 1484, 2137, 2438, 4274, 4876, 8533, 8548, 14959, 17066, 29918, 34132, 49151, 59836, 98302, 113261, 196604, 226522, 344057, 453044, 688114, 792827, 1376228, 1585654, 2605003, 3171308, 5210006, 10420012, 18235021, 36470042, 72940084]

約数ペア:

[(1, 72940084), (2, 36470042), (4, 18235021), (7, 10420012), (14, 5210006), (23, 3171308), (28, 2605003), (46, 1585654), (53, 1376228), (92, 792827), (106, 688114), (161, 453044), (212, 344057), (322, 226522), (371, 196604), (644, 113261), (742, 98302), (1219, 59836), (1484, 49151), (2137, 34132), (2438, 29918), (4274, 17066), (4876, 14959), (8533, 8548)]