25316940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{431}}^1$

素因数の和:543

約数の個数: 96

約数和(自身を含む): 78382080

約数和(自身を除く): 53065140

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 89, 110, 132, 165, 178, 220, 267, 330, 356, 431, 445, 534, 660, 862, 890, 979, 1068, 1293, 1335, 1724, 1780, 1958, 2155, 2586, 2670, 2937, 3916, 4310, 4741, 4895, 5172, 5340, 5874, 6465, 8620, 9482, 9790, 11748, 12930, 14223, 14685, 18964, 19580, 23705, 25860, 28446, 29370, 38359, 47410, 56892, 58740, 71115, 76718, 94820, 115077, 142230, 153436, 191795, 230154, 284460, 383590, 421949, 460308, 575385, 767180, 843898, 1150770, 1265847, 1687796, 2109745, 2301540, 2531694, 4219490, 5063388, 6329235, 8438980, 12658470, 25316940]

約数ペア:

[(1, 25316940), (2, 12658470), (3, 8438980), (4, 6329235), (5, 5063388), (6, 4219490), (10, 2531694), (11, 2301540), (12, 2109745), (15, 1687796), (20, 1265847), (22, 1150770), (30, 843898), (33, 767180), (44, 575385), (55, 460308), (60, 421949), (66, 383590), (89, 284460), (110, 230154), (132, 191795), (165, 153436), (178, 142230), (220, 115077), (267, 94820), (330, 76718), (356, 71115), (431, 58740), (445, 56892), (534, 47410), (660, 38359), (862, 29370), (890, 28446), (979, 25860), (1068, 23705), (1293, 19580), (1335, 18964), (1724, 14685), (1780, 14223), (1958, 12930), (2155, 11748), (2586, 9790), (2670, 9482), (2937, 8620), (3916, 6465), (4310, 5874), (4741, 5340), (4895, 5172)]