50640560

素因数分解:

$2^4\times 5^1\times {\mathrm{173}}^1\times {\mathrm{3659}}^1$

素因数の和:3845

約数の個数: 40

約数和(自身を含む): 118452240

約数和(自身を除く): 67811680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 173, 346, 692, 865, 1384, 1730, 2768, 3460, 3659, 6920, 7318, 13840, 14636, 18295, 29272, 36590, 58544, 73180, 146360, 292720, 633007, 1266014, 2532028, 3165035, 5064056, 6330070, 10128112, 12660140, 25320280, 50640560]

約数ペア:

[(1, 50640560), (2, 25320280), (4, 12660140), (5, 10128112), (8, 6330070), (10, 5064056), (16, 3165035), (20, 2532028), (40, 1266014), (80, 633007), (173, 292720), (346, 146360), (692, 73180), (865, 58544), (1384, 36590), (1730, 29272), (2768, 18295), (3460, 14636), (3659, 13840), (6920, 7318)]