286130260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{18041}}^1$

素因数の和:18124

約数の個数: 48

約数和(自身を含む): 657739152

約数和(自身を除く): 371608892

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 61, 65, 122, 130, 244, 260, 305, 610, 793, 1220, 1586, 3172, 3965, 7930, 15860, 18041, 36082, 72164, 90205, 180410, 234533, 360820, 469066, 938132, 1100501, 1172665, 2201002, 2345330, 4402004, 4690660, 5502505, 11005010, 14306513, 22010020, 28613026, 57226052, 71532565, 143065130, 286130260]

約数ペア:

[(1, 286130260), (2, 143065130), (4, 71532565), (5, 57226052), (10, 28613026), (13, 22010020), (20, 14306513), (26, 11005010), (52, 5502505), (61, 4690660), (65, 4402004), (122, 2345330), (130, 2201002), (244, 1172665), (260, 1100501), (305, 938132), (610, 469066), (793, 360820), (1220, 234533), (1586, 180410), (3172, 90205), (3965, 72164), (7930, 36082), (15860, 18041)]