71620850

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:121

約数の個数: 144

約数和(自身を含む): 170989056

約数和(自身を除く): 99368206

約数列:

[1, 2, 5, 7, 10, 14, 23, 25, 31, 35, 41, 46, 49, 50, 62, 70, 82, 98, 115, 155, 161, 175, 205, 217, 230, 245, 287, 310, 322, 350, 410, 434, 490, 574, 575, 713, 775, 805, 943, 1025, 1085, 1127, 1150, 1225, 1271, 1426, 1435, 1519, 1550, 1610, 1886, 2009, 2050, 2170, 2254, 2450, 2542, 2870, 3038, 3565, 4018, 4025, 4715, 4991, 5425, 5635, 6355, 6601, 7130, 7175, 7595, 8050, 8897, 9430, 9982, 10045, 10850, 11270, 12710, 13202, 14350, 15190, 17794, 17825, 20090, 23575, 24955, 28175, 29233, 31775, 33005, 34937, 35650, 37975, 44485, 46207, 47150, 49910, 50225, 56350, 58466, 62279, 63550, 66010, 69874, 75950, 88970, 92414, 100450, 124558, 124775, 146165, 165025, 174685, 204631, 222425, 231035, 249550, 292330, 311395, 330050, 349370, 409262, 444850, 462070, 622790, 730825, 873425, 1023155, 1155175, 1432417, 1461650, 1556975, 1746850, 2046310, 2310350, 2864834, 3113950, 5115775, 7162085, 10231550, 14324170, 35810425, 71620850]

約数ペア:

[(1, 71620850), (2, 35810425), (5, 14324170), (7, 10231550), (10, 7162085), (14, 5115775), (23, 3113950), (25, 2864834), (31, 2310350), (35, 2046310), (41, 1746850), (46, 1556975), (49, 1461650), (50, 1432417), (62, 1155175), (70, 1023155), (82, 873425), (98, 730825), (115, 622790), (155, 462070), (161, 444850), (175, 409262), (205, 349370), (217, 330050), (230, 311395), (245, 292330), (287, 249550), (310, 231035), (322, 222425), (350, 204631), (410, 174685), (434, 165025), (490, 146165), (574, 124775), (575, 124558), (713, 100450), (775, 92414), (805, 88970), (943, 75950), (1025, 69874), (1085, 66010), (1127, 63550), (1150, 62279), (1225, 58466), (1271, 56350), (1426, 50225), (1435, 49910), (1519, 47150), (1550, 46207), (1610, 44485), (1886, 37975), (2009, 35650), (2050, 34937), (2170, 33005), (2254, 31775), (2450, 29233), (2542, 28175), (2870, 24955), (3038, 23575), (3565, 20090), (4018, 17825), (4025, 17794), (4715, 15190), (4991, 14350), (5425, 13202), (5635, 12710), (6355, 11270), (6601, 10850), (7130, 10045), (7175, 9982), (7595, 9430), (8050, 8897)]