65295860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{6569}}^1$

素因数の和:6656

約数の個数: 48

約数和(自身を含む): 158941440

約数和(自身を除く): 93645580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 355, 497, 710, 994, 1420, 1988, 2485, 4970, 6569, 9940, 13138, 26276, 32845, 45983, 65690, 91966, 131380, 183932, 229915, 459830, 466399, 919660, 932798, 1865596, 2331995, 3264793, 4663990, 6529586, 9327980, 13059172, 16323965, 32647930, 65295860]

約数ペア:

[(1, 65295860), (2, 32647930), (4, 16323965), (5, 13059172), (7, 9327980), (10, 6529586), (14, 4663990), (20, 3264793), (28, 2331995), (35, 1865596), (70, 932798), (71, 919660), (140, 466399), (142, 459830), (284, 229915), (355, 183932), (497, 131380), (710, 91966), (994, 65690), (1420, 45983), (1988, 32845), (2485, 26276), (4970, 13138), (6569, 9940)]