1900523025

素因数分解:

$3^2\times 5^2\times {\mathrm{53}}^1\times {\mathrm{197}}^1\times {\mathrm{809}}^1$

素因数の和:1075

約数の個数: 72

約数和(自身を含む): 3490189560

約数和(自身を除く): 1589666535

約数列:

[1, 3, 5, 9, 15, 25, 45, 53, 75, 159, 197, 225, 265, 477, 591, 795, 809, 985, 1325, 1773, 2385, 2427, 2955, 3975, 4045, 4925, 7281, 8865, 10441, 11925, 12135, 14775, 20225, 31323, 36405, 42877, 44325, 52205, 60675, 93969, 128631, 156615, 159373, 182025, 214385, 261025, 385893, 469845, 478119, 643155, 783075, 796865, 1071925, 1434357, 1929465, 2349225, 2390595, 3215775, 3984325, 7171785, 8446769, 9647325, 11952975, 25340307, 35858925, 42233845, 76020921, 126701535, 211169225, 380104605, 633507675, 1900523025]

約数ペア:

[(1, 1900523025), (3, 633507675), (5, 380104605), (9, 211169225), (15, 126701535), (25, 76020921), (45, 42233845), (53, 35858925), (75, 25340307), (159, 11952975), (197, 9647325), (225, 8446769), (265, 7171785), (477, 3984325), (591, 3215775), (795, 2390595), (809, 2349225), (985, 1929465), (1325, 1434357), (1773, 1071925), (2385, 796865), (2427, 783075), (2955, 643155), (3975, 478119), (4045, 469845), (4925, 385893), (7281, 261025), (8865, 214385), (10441, 182025), (11925, 159373), (12135, 156615), (14775, 128631), (20225, 93969), (31323, 60675), (36405, 52205), (42877, 44325)]