825774940

素因数分解:

$2^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{271}}^1\times {\mathrm{607}}^1$

素因数の和:1138

約数の個数: 48

約数和(自身を含む): 1750339584

約数和(自身を除く): 924564644

約数列:

[1, 2, 4, 5, 10, 20, 251, 271, 502, 542, 607, 1004, 1084, 1214, 1255, 1355, 2428, 2510, 2710, 3035, 5020, 5420, 6070, 12140, 68021, 136042, 152357, 164497, 272084, 304714, 328994, 340105, 609428, 657988, 680210, 761785, 822485, 1360420, 1523570, 1644970, 3047140, 3289940, 41288747, 82577494, 165154988, 206443735, 412887470, 825774940]

約数ペア:

[(1, 825774940), (2, 412887470), (4, 206443735), (5, 165154988), (10, 82577494), (20, 41288747), (251, 3289940), (271, 3047140), (502, 1644970), (542, 1523570), (607, 1360420), (1004, 822485), (1084, 761785), (1214, 680210), (1255, 657988), (1355, 609428), (2428, 340105), (2510, 328994), (2710, 304714), (3035, 272084), (5020, 164497), (5420, 152357), (6070, 136042), (12140, 68021)]