799994260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{50441}}^1$

素因数の和:50524

約数の個数: 48

約数和(自身を含む): 1838913552

約数和(自身を除く): 1038919292

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, 50441, 100882, 201764, 252205, 504410, 655733, 1008820, 1311466, 2622932, 3076901, 3278665, 6153802, 6557330, 12307604, 13114660, 15384505, 30769010, 39999713, 61538020, 79999426, 159998852, 199998565, 399997130, 799994260]

約数ペア:

[(1, 799994260), (2, 399997130), (4, 199998565), (5, 159998852), (10, 79999426), (13, 61538020), (20, 39999713), (26, 30769010), (52, 15384505), (61, 13114660), (65, 12307604), (122, 6557330), (130, 6153802), (244, 3278665), (260, 3076901), (305, 2622932), (610, 1311466), (793, 1008820), (1220, 655733), (1586, 504410), (3172, 252205), (3965, 201764), (7930, 100882), (15860, 50441)]