128700572

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{32143}}^1$

素因数の和:32178

約数の個数: 48

約数和(自身を含む): 302410752

約数和(自身を除く): 173710180

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 143, 154, 182, 286, 308, 364, 572, 1001, 2002, 4004, 32143, 64286, 128572, 225001, 353573, 417859, 450002, 707146, 835718, 900004, 1414292, 1671436, 2475011, 2925013, 4596449, 4950022, 5850026, 9192898, 9900044, 11700052, 18385796, 32175143, 64350286, 128700572]

約数ペア:

[(1, 128700572), (2, 64350286), (4, 32175143), (7, 18385796), (11, 11700052), (13, 9900044), (14, 9192898), (22, 5850026), (26, 4950022), (28, 4596449), (44, 2925013), (52, 2475011), (77, 1671436), (91, 1414292), (143, 900004), (154, 835718), (182, 707146), (286, 450002), (308, 417859), (364, 353573), (572, 225001), (1001, 128572), (2002, 64286), (4004, 32143)]