202000172

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1$

素因数の和:231

約数の個数: 96

約数和(自身を含む): 426746880

約数和(自身を除く): 224746708

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 47, 53, 76, 94, 97, 106, 188, 194, 209, 212, 388, 418, 517, 583, 836, 893, 1007, 1034, 1067, 1166, 1786, 1843, 2014, 2068, 2134, 2332, 2491, 3572, 3686, 4028, 4268, 4559, 4982, 5141, 7372, 9118, 9823, 9964, 10282, 11077, 18236, 19646, 20273, 20564, 22154, 27401, 39292, 40546, 44308, 47329, 50149, 54802, 56551, 81092, 86621, 94658, 97679, 100298, 109604, 113102, 173242, 189316, 195358, 200596, 226204, 241627, 346484, 390716, 483254, 520619, 952831, 966508, 1041238, 1074469, 1905662, 2082476, 2148938, 2657897, 3811324, 4297876, 4590913, 5315794, 9181826, 10631588, 18363652, 50500043, 101000086, 202000172]

約数ペア:

[(1, 202000172), (2, 101000086), (4, 50500043), (11, 18363652), (19, 10631588), (22, 9181826), (38, 5315794), (44, 4590913), (47, 4297876), (53, 3811324), (76, 2657897), (94, 2148938), (97, 2082476), (106, 1905662), (188, 1074469), (194, 1041238), (209, 966508), (212, 952831), (388, 520619), (418, 483254), (517, 390716), (583, 346484), (836, 241627), (893, 226204), (1007, 200596), (1034, 195358), (1067, 189316), (1166, 173242), (1786, 113102), (1843, 109604), (2014, 100298), (2068, 97679), (2134, 94658), (2332, 86621), (2491, 81092), (3572, 56551), (3686, 54802), (4028, 50149), (4268, 47329), (4559, 44308), (4982, 40546), (5141, 39292), (7372, 27401), (9118, 22154), (9823, 20564), (9964, 20273), (10282, 19646), (11077, 18236)]