53278940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{1433}}^1$

素因数の和:1479

約数の個数: 72

約数和(自身を含む): 132260688

約数和(自身を除く): 78981748

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 169, 220, 260, 286, 338, 572, 676, 715, 845, 1430, 1433, 1690, 1859, 2860, 2866, 3380, 3718, 5732, 7165, 7436, 9295, 14330, 15763, 18590, 18629, 28660, 31526, 37180, 37258, 63052, 74516, 78815, 93145, 157630, 186290, 204919, 242177, 315260, 372580, 409838, 484354, 819676, 968708, 1024595, 1210885, 2049190, 2421770, 2663947, 4098380, 4843540, 5327894, 10655788, 13319735, 26639470, 53278940]

約数ペア:

[(1, 53278940), (2, 26639470), (4, 13319735), (5, 10655788), (10, 5327894), (11, 4843540), (13, 4098380), (20, 2663947), (22, 2421770), (26, 2049190), (44, 1210885), (52, 1024595), (55, 968708), (65, 819676), (110, 484354), (130, 409838), (143, 372580), (169, 315260), (220, 242177), (260, 204919), (286, 186290), (338, 157630), (572, 93145), (676, 78815), (715, 74516), (845, 63052), (1430, 37258), (1433, 37180), (1690, 31526), (1859, 28660), (2860, 18629), (2866, 18590), (3380, 15763), (3718, 14330), (5732, 9295), (7165, 7436)]