66466940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{10289}}^1$

素因数の和:10334

約数の個数: 48

約数和(自身を含む): 155584800

約数和(自身を除く): 89117860

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 380, 646, 1292, 1615, 3230, 6460, 10289, 20578, 41156, 51445, 102890, 174913, 195491, 205780, 349826, 390982, 699652, 781964, 874565, 977455, 1749130, 1954910, 3323347, 3498260, 3909820, 6646694, 13293388, 16616735, 33233470, 66466940]

約数ペア:

[(1, 66466940), (2, 33233470), (4, 16616735), (5, 13293388), (10, 6646694), (17, 3909820), (19, 3498260), (20, 3323347), (34, 1954910), (38, 1749130), (68, 977455), (76, 874565), (85, 781964), (95, 699652), (170, 390982), (190, 349826), (323, 205780), (340, 195491), (380, 174913), (646, 102890), (1292, 51445), (1615, 41156), (3230, 20578), (6460, 10289)]