1201350020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{8669}}^1$

素因数の和:8745

約数の個数: 72

約数和(自身を含む): 2798780040

約数和(自身を除く): 1597430020

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 41, 52, 65, 82, 130, 164, 169, 205, 260, 338, 410, 533, 676, 820, 845, 1066, 1690, 2132, 2665, 3380, 5330, 6929, 8669, 10660, 13858, 17338, 27716, 34645, 34676, 43345, 69290, 86690, 112697, 138580, 173380, 225394, 355429, 450788, 563485, 710858, 1126970, 1421716, 1465061, 1777145, 2253940, 2930122, 3554290, 4620577, 5860244, 7108580, 7325305, 9241154, 14650610, 18482308, 23102885, 29301220, 46205770, 60067501, 92411540, 120135002, 240270004, 300337505, 600675010, 1201350020]

約数ペア:

[(1, 1201350020), (2, 600675010), (4, 300337505), (5, 240270004), (10, 120135002), (13, 92411540), (20, 60067501), (26, 46205770), (41, 29301220), (52, 23102885), (65, 18482308), (82, 14650610), (130, 9241154), (164, 7325305), (169, 7108580), (205, 5860244), (260, 4620577), (338, 3554290), (410, 2930122), (533, 2253940), (676, 1777145), (820, 1465061), (845, 1421716), (1066, 1126970), (1690, 710858), (2132, 563485), (2665, 450788), (3380, 355429), (5330, 225394), (6929, 173380), (8669, 138580), (10660, 112697), (13858, 86690), (17338, 69290), (27716, 43345), (34645, 34676)]