90909252

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{5081}}^1$

素因数の和:5169

約数の個数: 72

約数和(自身を含む): 266378112

約数和(自身を除く): 175468860

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 71, 84, 126, 142, 213, 252, 284, 426, 497, 639, 852, 994, 1278, 1491, 1988, 2556, 2982, 4473, 5081, 5964, 8946, 10162, 15243, 17892, 20324, 30486, 35567, 45729, 60972, 71134, 91458, 106701, 142268, 182916, 213402, 320103, 360751, 426804, 640206, 721502, 1082253, 1280412, 1443004, 2164506, 2525257, 3246759, 4329012, 5050514, 6493518, 7575771, 10101028, 12987036, 15151542, 22727313, 30303084, 45454626, 90909252]

約数ペア:

[(1, 90909252), (2, 45454626), (3, 30303084), (4, 22727313), (6, 15151542), (7, 12987036), (9, 10101028), (12, 7575771), (14, 6493518), (18, 5050514), (21, 4329012), (28, 3246759), (36, 2525257), (42, 2164506), (63, 1443004), (71, 1280412), (84, 1082253), (126, 721502), (142, 640206), (213, 426804), (252, 360751), (284, 320103), (426, 213402), (497, 182916), (639, 142268), (852, 106701), (994, 91458), (1278, 71134), (1491, 60972), (1988, 45729), (2556, 35567), (2982, 30486), (4473, 20324), (5081, 17892), (5964, 15243), (8946, 10162)]