66438632

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{157}}^1\times {\mathrm{313}}^1$

素因数の和:502

約数の個数: 48

約数和(自身を含む): 136184940

約数和(自身を除く): 69746308

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 157, 169, 313, 314, 338, 626, 628, 676, 1252, 1256, 1352, 2041, 2504, 4069, 4082, 8138, 8164, 16276, 16328, 26533, 32552, 49141, 52897, 53066, 98282, 105794, 106132, 196564, 211588, 212264, 393128, 423176, 638833, 1277666, 2555332, 5110664, 8304829, 16609658, 33219316, 66438632]

約数ペア:

[(1, 66438632), (2, 33219316), (4, 16609658), (8, 8304829), (13, 5110664), (26, 2555332), (52, 1277666), (104, 638833), (157, 423176), (169, 393128), (313, 212264), (314, 211588), (338, 196564), (626, 106132), (628, 105794), (676, 98282), (1252, 53066), (1256, 52897), (1352, 49141), (2041, 32552), (2504, 26533), (4069, 16328), (4082, 16276), (8138, 8164)]