77728525

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{241}}^1$

素因数の和:374

約数の個数: 48

約数和(自身を含む): 117631360

約数和(自身を除く): 39902835

約数列:

[1, 5, 7, 19, 25, 35, 95, 97, 133, 175, 241, 475, 485, 665, 679, 1205, 1687, 1843, 2425, 3325, 3395, 4579, 6025, 8435, 9215, 12901, 16975, 22895, 23377, 32053, 42175, 46075, 64505, 114475, 116885, 160265, 163639, 322525, 444163, 584425, 801325, 818195, 2220815, 3109141, 4090975, 11104075, 15545705, 77728525]

約数ペア:

[(1, 77728525), (5, 15545705), (7, 11104075), (19, 4090975), (25, 3109141), (35, 2220815), (95, 818195), (97, 801325), (133, 584425), (175, 444163), (241, 322525), (475, 163639), (485, 160265), (665, 116885), (679, 114475), (1205, 64505), (1687, 46075), (1843, 42175), (2425, 32053), (3325, 23377), (3395, 22895), (4579, 16975), (6025, 12901), (8435, 9215)]