1253164667180

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{19427}}^1\times {\mathrm{45427}}^1$

素因数の和:64934

約数の個数: 48

約数和(自身を含む): 2668907356416

約数和(自身を除く): 1415742689236

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 19427, 38854, 45427, 77708, 90854, 97135, 181708, 194270, 227135, 388540, 454270, 908540, 1379317, 2758634, 3225317, 5517268, 6450634, 6896585, 12901268, 13793170, 16126585, 27586340, 32253170, 64506340, 882510329, 1765020658, 3530041316, 4412551645, 8825103290, 17650206580, 62658233359, 125316466718, 250632933436, 313291166795, 626582333590, 1253164667180]

約数ペア:

[(1, 1253164667180), (2, 626582333590), (4, 313291166795), (5, 250632933436), (10, 125316466718), (20, 62658233359), (71, 17650206580), (142, 8825103290), (284, 4412551645), (355, 3530041316), (710, 1765020658), (1420, 882510329), (19427, 64506340), (38854, 32253170), (45427, 27586340), (77708, 16126585), (90854, 13793170), (97135, 12901268), (181708, 6896585), (194270, 6450634), (227135, 5517268), (388540, 3225317), (454270, 2758634), (908540, 1379317)]