1490254857500

素因数分解:

$2^2\times 5^4\times {\mathrm{61}}^1\times {\mathrm{9772163}}^1$

素因数の和:9772248

約数の個数: 60

約数和(自身を含む): 3312314076456

約数和(自身を除く): 1822059218956

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 61, 100, 122, 125, 244, 250, 305, 500, 610, 625, 1220, 1250, 1525, 2500, 3050, 6100, 7625, 15250, 30500, 38125, 76250, 152500, 9772163, 19544326, 39088652, 48860815, 97721630, 195443260, 244304075, 488608150, 596101943, 977216300, 1192203886, 1221520375, 2384407772, 2443040750, 2980509715, 4886081500, 5961019430, 6107601875, 11922038860, 12215203750, 14902548575, 24430407500, 29805097150, 59610194300, 74512742875, 149025485750, 298050971500, 372563714375, 745127428750, 1490254857500]

約数ペア:

[(1, 1490254857500), (2, 745127428750), (4, 372563714375), (5, 298050971500), (10, 149025485750), (20, 74512742875), (25, 59610194300), (50, 29805097150), (61, 24430407500), (100, 14902548575), (122, 12215203750), (125, 11922038860), (244, 6107601875), (250, 5961019430), (305, 4886081500), (500, 2980509715), (610, 2443040750), (625, 2384407772), (1220, 1221520375), (1250, 1192203886), (1525, 977216300), (2500, 596101943), (3050, 488608150), (6100, 244304075), (7625, 195443260), (15250, 97721630), (30500, 48860815), (38125, 39088652), (76250, 19544326), (152500, 9772163)]