788237720

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{137}}^1\times {\mathrm{1733}}^1$

素因数の和:1964

約数の個数: 64

約数和(自身を含む): 1809047520

約数和(自身を除く): 1020809800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 137, 166, 274, 332, 415, 548, 664, 685, 830, 1096, 1370, 1660, 1733, 2740, 3320, 3466, 5480, 6932, 8665, 11371, 13864, 17330, 22742, 34660, 45484, 56855, 69320, 90968, 113710, 143839, 227420, 237421, 287678, 454840, 474842, 575356, 719195, 949684, 1150712, 1187105, 1438390, 1899368, 2374210, 2876780, 4748420, 5753560, 9496840, 19705943, 39411886, 78823772, 98529715, 157647544, 197059430, 394118860, 788237720]

約数ペア:

[(1, 788237720), (2, 394118860), (4, 197059430), (5, 157647544), (8, 98529715), (10, 78823772), (20, 39411886), (40, 19705943), (83, 9496840), (137, 5753560), (166, 4748420), (274, 2876780), (332, 2374210), (415, 1899368), (548, 1438390), (664, 1187105), (685, 1150712), (830, 949684), (1096, 719195), (1370, 575356), (1660, 474842), (1733, 454840), (2740, 287678), (3320, 237421), (3466, 227420), (5480, 143839), (6932, 113710), (8665, 90968), (11371, 69320), (13864, 56855), (17330, 45484), (22742, 34660)]