201383780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{59581}}^1$

素因数の和:59616

約数の個数: 36

約数和(自身を含む): 457947252

約数和(自身を除く): 256563472

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 3380, 59581, 119162, 238324, 297905, 595810, 774553, 1191620, 1549106, 3098212, 3872765, 7745530, 10069189, 15491060, 20138378, 40276756, 50345945, 100691890, 201383780]

約数ペア:

[(1, 201383780), (2, 100691890), (4, 50345945), (5, 40276756), (10, 20138378), (13, 15491060), (20, 10069189), (26, 7745530), (52, 3872765), (65, 3098212), (130, 1549106), (169, 1191620), (260, 774553), (338, 595810), (676, 297905), (845, 238324), (1690, 119162), (3380, 59581)]