64088860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{373}}^1$

素因数の和:475

約数の個数: 72

約数和(自身を含む): 150419808

約数和(自身を除く): 86330948

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 71, 110, 121, 142, 220, 242, 284, 355, 373, 484, 605, 710, 746, 781, 1210, 1420, 1492, 1562, 1865, 2420, 3124, 3730, 3905, 4103, 7460, 7810, 8206, 8591, 15620, 16412, 17182, 20515, 26483, 34364, 41030, 42955, 45133, 52966, 82060, 85910, 90266, 105932, 132415, 171820, 180532, 225665, 264830, 291313, 451330, 529660, 582626, 902660, 1165252, 1456565, 2913130, 3204443, 5826260, 6408886, 12817772, 16022215, 32044430, 64088860]

約数ペア:

[(1, 64088860), (2, 32044430), (4, 16022215), (5, 12817772), (10, 6408886), (11, 5826260), (20, 3204443), (22, 2913130), (44, 1456565), (55, 1165252), (71, 902660), (110, 582626), (121, 529660), (142, 451330), (220, 291313), (242, 264830), (284, 225665), (355, 180532), (373, 171820), (484, 132415), (605, 105932), (710, 90266), (746, 85910), (781, 82060), (1210, 52966), (1420, 45133), (1492, 42955), (1562, 41030), (1865, 34364), (2420, 26483), (3124, 20515), (3730, 17182), (3905, 16412), (4103, 15620), (7460, 8591), (7810, 8206)]