78720950

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1$

素因数の和:187

約数の個数: 144

約数和(自身を含む): 195416064

約数和(自身を除く): 116695114

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 23, 25, 35, 46, 49, 50, 55, 70, 77, 98, 110, 115, 127, 154, 161, 175, 230, 245, 253, 254, 275, 322, 350, 385, 490, 506, 539, 550, 575, 635, 770, 805, 889, 1078, 1127, 1150, 1225, 1265, 1270, 1397, 1610, 1771, 1778, 1925, 2254, 2450, 2530, 2695, 2794, 2921, 3175, 3542, 3850, 4025, 4445, 5390, 5635, 5842, 6223, 6325, 6350, 6985, 8050, 8855, 8890, 9779, 11270, 12397, 12446, 12650, 13475, 13970, 14605, 17710, 19558, 20447, 22225, 24794, 26950, 28175, 29210, 31115, 32131, 34925, 40894, 44275, 44450, 48895, 56350, 61985, 62230, 64262, 68453, 69850, 73025, 88550, 97790, 102235, 123970, 136906, 143129, 146050, 155575, 160655, 204470, 224917, 244475, 286258, 309925, 311150, 321310, 342265, 449834, 488950, 511175, 619850, 684530, 715645, 803275, 1022350, 1124585, 1431290, 1574419, 1606550, 1711325, 2249170, 3148838, 3422650, 3578225, 5622925, 7156450, 7872095, 11245850, 15744190, 39360475, 78720950]

約数ペア:

[(1, 78720950), (2, 39360475), (5, 15744190), (7, 11245850), (10, 7872095), (11, 7156450), (14, 5622925), (22, 3578225), (23, 3422650), (25, 3148838), (35, 2249170), (46, 1711325), (49, 1606550), (50, 1574419), (55, 1431290), (70, 1124585), (77, 1022350), (98, 803275), (110, 715645), (115, 684530), (127, 619850), (154, 511175), (161, 488950), (175, 449834), (230, 342265), (245, 321310), (253, 311150), (254, 309925), (275, 286258), (322, 244475), (350, 224917), (385, 204470), (490, 160655), (506, 155575), (539, 146050), (550, 143129), (575, 136906), (635, 123970), (770, 102235), (805, 97790), (889, 88550), (1078, 73025), (1127, 69850), (1150, 68453), (1225, 64262), (1265, 62230), (1270, 61985), (1397, 56350), (1610, 48895), (1771, 44450), (1778, 44275), (1925, 40894), (2254, 34925), (2450, 32131), (2530, 31115), (2695, 29210), (2794, 28175), (2921, 26950), (3175, 24794), (3542, 22225), (3850, 20447), (4025, 19558), (4445, 17710), (5390, 14605), (5635, 13970), (5842, 13475), (6223, 12650), (6325, 12446), (6350, 12397), (6985, 11270), (8050, 9779), (8855, 8890)]