201210122000

素因数分解:

$2^4\times 5^3\times {\mathrm{571}}^1\times {\mathrm{176191}}^1$

素因数の和:176785

約数の個数: 80

約数和(自身を含む): 487380900864

約数和(自身を除く): 286170778864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 571, 1000, 1142, 2000, 2284, 2855, 4568, 5710, 9136, 11420, 14275, 22840, 28550, 45680, 57100, 71375, 114200, 142750, 176191, 228400, 285500, 352382, 571000, 704764, 880955, 1142000, 1409528, 1761910, 2819056, 3523820, 4404775, 7047640, 8809550, 14095280, 17619100, 22023875, 35238200, 44047750, 70476400, 88095500, 100605061, 176191000, 201210122, 352382000, 402420244, 503025305, 804840488, 1006050610, 1609680976, 2012101220, 2515126525, 4024202440, 5030253050, 8048404880, 10060506100, 12575632625, 20121012200, 25151265250, 40242024400, 50302530500, 100605061000, 201210122000]

約数ペア:

[(1, 201210122000), (2, 100605061000), (4, 50302530500), (5, 40242024400), (8, 25151265250), (10, 20121012200), (16, 12575632625), (20, 10060506100), (25, 8048404880), (40, 5030253050), (50, 4024202440), (80, 2515126525), (100, 2012101220), (125, 1609680976), (200, 1006050610), (250, 804840488), (400, 503025305), (500, 402420244), (571, 352382000), (1000, 201210122), (1142, 176191000), (2000, 100605061), (2284, 88095500), (2855, 70476400), (4568, 44047750), (5710, 35238200), (9136, 22023875), (11420, 17619100), (14275, 14095280), (22840, 8809550), (28550, 7047640), (45680, 4404775), (57100, 3523820), (71375, 2819056), (114200, 1761910), (142750, 1409528), (176191, 1142000), (228400, 880955), (285500, 704764), (352382, 571000)]