72549440

素因数分解:

$2^6\times 5^1\times {\mathrm{191}}^1\times {\mathrm{1187}}^1$

素因数の和:1395

約数の個数: 56

約数和(自身を含む): 173809152

約数和(自身を除く): 101259712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 191, 320, 382, 764, 955, 1187, 1528, 1910, 2374, 3056, 3820, 4748, 5935, 6112, 7640, 9496, 11870, 12224, 15280, 18992, 23740, 30560, 37984, 47480, 61120, 75968, 94960, 189920, 226717, 379840, 453434, 906868, 1133585, 1813736, 2267170, 3627472, 4534340, 7254944, 9068680, 14509888, 18137360, 36274720, 72549440]

約数ペア:

[(1, 72549440), (2, 36274720), (4, 18137360), (5, 14509888), (8, 9068680), (10, 7254944), (16, 4534340), (20, 3627472), (32, 2267170), (40, 1813736), (64, 1133585), (80, 906868), (160, 453434), (191, 379840), (320, 226717), (382, 189920), (764, 94960), (955, 75968), (1187, 61120), (1528, 47480), (1910, 37984), (2374, 30560), (3056, 23740), (3820, 18992), (4748, 15280), (5935, 12224), (6112, 11870), (7640, 9496)]