78671656

素因数分解:

$2^3\times 7^2\times {\mathrm{97}}^1\times {\mathrm{2069}}^1$

素因数の和:2186

約数の個数: 48

約数和(自身を含む): 173445300

約数和(自身を除く): 94773644

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 97, 98, 194, 196, 388, 392, 679, 776, 1358, 2069, 2716, 4138, 4753, 5432, 8276, 9506, 14483, 16552, 19012, 28966, 38024, 57932, 101381, 115864, 200693, 202762, 401386, 405524, 802772, 811048, 1404851, 1605544, 2809702, 5619404, 9833957, 11238808, 19667914, 39335828, 78671656]

約数ペア:

[(1, 78671656), (2, 39335828), (4, 19667914), (7, 11238808), (8, 9833957), (14, 5619404), (28, 2809702), (49, 1605544), (56, 1404851), (97, 811048), (98, 802772), (194, 405524), (196, 401386), (388, 202762), (392, 200693), (679, 115864), (776, 101381), (1358, 57932), (2069, 38024), (2716, 28966), (4138, 19012), (4753, 16552), (5432, 14483), (8276, 9506)]