77768390

素因数分解:

$2^1\times 5^1\times 7^4\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:155

約数の個数: 80

約数和(自身を含む): 169404480

約数和(自身を除く): 91636090

約数列:

[1, 2, 5, 7, 10, 14, 35, 41, 49, 70, 79, 82, 98, 158, 205, 245, 287, 343, 395, 410, 490, 553, 574, 686, 790, 1106, 1435, 1715, 2009, 2401, 2765, 2870, 3239, 3430, 3871, 4018, 4802, 5530, 6478, 7742, 10045, 12005, 14063, 16195, 19355, 20090, 22673, 24010, 27097, 28126, 32390, 38710, 45346, 54194, 70315, 98441, 113365, 135485, 140630, 158711, 189679, 196882, 226730, 270970, 317422, 379358, 492205, 793555, 948395, 984410, 1110977, 1587110, 1896790, 2221954, 5554885, 7776839, 11109770, 15553678, 38884195, 77768390]

約数ペア:

[(1, 77768390), (2, 38884195), (5, 15553678), (7, 11109770), (10, 7776839), (14, 5554885), (35, 2221954), (41, 1896790), (49, 1587110), (70, 1110977), (79, 984410), (82, 948395), (98, 793555), (158, 492205), (205, 379358), (245, 317422), (287, 270970), (343, 226730), (395, 196882), (410, 189679), (490, 158711), (553, 140630), (574, 135485), (686, 113365), (790, 98441), (1106, 70315), (1435, 54194), (1715, 45346), (2009, 38710), (2401, 32390), (2765, 28126), (2870, 27097), (3239, 24010), (3430, 22673), (3871, 20090), (4018, 19355), (4802, 16195), (5530, 14063), (6478, 12005), (7742, 10045)]