200625975

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{787}}^1$

素因数の和:917

約数の個数: 72

約数和(自身を含む): 396319872

約数和(自身を除く): 195693897

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 75, 99, 103, 165, 225, 275, 309, 495, 515, 787, 825, 927, 1133, 1545, 2361, 2475, 2575, 3399, 3935, 4635, 5665, 7083, 7725, 8657, 10197, 11805, 16995, 19675, 23175, 25971, 28325, 35415, 43285, 50985, 59025, 77913, 81061, 84975, 129855, 177075, 216425, 243183, 254925, 389565, 405305, 649275, 729549, 891671, 1215915, 1947825, 2026525, 2675013, 3647745, 4458355, 6079575, 8025039, 13375065, 18238725, 22291775, 40125195, 66875325, 200625975]

約数ペア:

[(1, 200625975), (3, 66875325), (5, 40125195), (9, 22291775), (11, 18238725), (15, 13375065), (25, 8025039), (33, 6079575), (45, 4458355), (55, 3647745), (75, 2675013), (99, 2026525), (103, 1947825), (165, 1215915), (225, 891671), (275, 729549), (309, 649275), (495, 405305), (515, 389565), (787, 254925), (825, 243183), (927, 216425), (1133, 177075), (1545, 129855), (2361, 84975), (2475, 81061), (2575, 77913), (3399, 59025), (3935, 50985), (4635, 43285), (5665, 35415), (7083, 28325), (7725, 25971), (8657, 23175), (10197, 19675), (11805, 16995)]