81333616

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^2\times {\mathrm{4297}}^1$

素因数の和:4338

約数の個数: 60

約数和(自身を含む): 195060432

約数和(自身を除く): 113726816

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 169, 182, 208, 338, 364, 676, 728, 1183, 1352, 1456, 2366, 2704, 4297, 4732, 8594, 9464, 17188, 18928, 30079, 34376, 55861, 60158, 68752, 111722, 120316, 223444, 240632, 391027, 446888, 481264, 726193, 782054, 893776, 1452386, 1564108, 2904772, 3128216, 5083351, 5809544, 6256432, 10166702, 11619088, 20333404, 40666808, 81333616]

約数ペア:

[(1, 81333616), (2, 40666808), (4, 20333404), (7, 11619088), (8, 10166702), (13, 6256432), (14, 5809544), (16, 5083351), (26, 3128216), (28, 2904772), (52, 1564108), (56, 1452386), (91, 893776), (104, 782054), (112, 726193), (169, 481264), (182, 446888), (208, 391027), (338, 240632), (364, 223444), (676, 120316), (728, 111722), (1183, 68752), (1352, 60158), (1456, 55861), (2366, 34376), (2704, 30079), (4297, 18928), (4732, 17188), (8594, 9464)]