200128216

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1889}}^1$

素因数の和:1972

約数の個数: 64

約数和(自身を含む): 428652000

約数和(自身を除く): 228523784

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 41, 68, 76, 82, 136, 152, 164, 323, 328, 646, 697, 779, 1292, 1394, 1558, 1889, 2584, 2788, 3116, 3778, 5576, 6232, 7556, 13243, 15112, 26486, 32113, 35891, 52972, 64226, 71782, 77449, 105944, 128452, 143564, 154898, 256904, 287128, 309796, 610147, 619592, 1220294, 1316633, 1471531, 2440588, 2633266, 2943062, 4881176, 5266532, 5886124, 10533064, 11772248, 25016027, 50032054, 100064108, 200128216]

約数ペア:

[(1, 200128216), (2, 100064108), (4, 50032054), (8, 25016027), (17, 11772248), (19, 10533064), (34, 5886124), (38, 5266532), (41, 4881176), (68, 2943062), (76, 2633266), (82, 2440588), (136, 1471531), (152, 1316633), (164, 1220294), (323, 619592), (328, 610147), (646, 309796), (697, 287128), (779, 256904), (1292, 154898), (1394, 143564), (1558, 128452), (1889, 105944), (2584, 77449), (2788, 71782), (3116, 64226), (3778, 52972), (5576, 35891), (6232, 32113), (7556, 26486), (13243, 15112)]