77769328

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1723}}^1$

素因数の和:1782

約数の個数: 80

約数和(自身を含む): 191543296

約数和(自身を除く): 113773968

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 52, 56, 62, 91, 104, 112, 124, 182, 208, 217, 248, 364, 403, 434, 496, 728, 806, 868, 1456, 1612, 1723, 1736, 2821, 3224, 3446, 3472, 5642, 6448, 6892, 11284, 12061, 13784, 22399, 22568, 24122, 27568, 44798, 45136, 48244, 53413, 89596, 96488, 106826, 156793, 179192, 192976, 213652, 313586, 358384, 373891, 427304, 627172, 694369, 747782, 854608, 1254344, 1388738, 1495564, 2508688, 2777476, 2991128, 4860583, 5554952, 5982256, 9721166, 11109904, 19442332, 38884664, 77769328]

約数ペア:

[(1, 77769328), (2, 38884664), (4, 19442332), (7, 11109904), (8, 9721166), (13, 5982256), (14, 5554952), (16, 4860583), (26, 2991128), (28, 2777476), (31, 2508688), (52, 1495564), (56, 1388738), (62, 1254344), (91, 854608), (104, 747782), (112, 694369), (124, 627172), (182, 427304), (208, 373891), (217, 358384), (248, 313586), (364, 213652), (403, 192976), (434, 179192), (496, 156793), (728, 106826), (806, 96488), (868, 89596), (1456, 53413), (1612, 48244), (1723, 45136), (1736, 44798), (2821, 27568), (3224, 24122), (3446, 22568), (3472, 22399), (5642, 13784), (6448, 12061), (6892, 11284)]