102902690

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{457}}^1$

素因数の和:587

約数の個数: 64

約数和(自身を含む): 213684480

約数和(自身を除く): 110781790

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 89, 110, 115, 178, 230, 253, 445, 457, 506, 890, 914, 979, 1265, 1958, 2047, 2285, 2530, 4094, 4570, 4895, 5027, 9790, 10054, 10235, 10511, 20470, 21022, 22517, 25135, 40673, 45034, 50270, 52555, 81346, 105110, 112585, 115621, 203365, 225170, 231242, 406730, 447403, 578105, 894806, 935479, 1156210, 1870958, 2237015, 4474030, 4677395, 9354790, 10290269, 20580538, 51451345, 102902690]

約数ペア:

[(1, 102902690), (2, 51451345), (5, 20580538), (10, 10290269), (11, 9354790), (22, 4677395), (23, 4474030), (46, 2237015), (55, 1870958), (89, 1156210), (110, 935479), (115, 894806), (178, 578105), (230, 447403), (253, 406730), (445, 231242), (457, 225170), (506, 203365), (890, 115621), (914, 112585), (979, 105110), (1265, 81346), (1958, 52555), (2047, 50270), (2285, 45034), (2530, 40673), (4094, 25135), (4570, 22517), (4895, 21022), (5027, 20470), (9790, 10511), (10054, 10235)]