128008300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{347}}^1$

素因数の和:416

約数の個数: 144

約数和(自身を含む): 347977728

約数和(自身を除く): 219969428

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 25, 28, 31, 34, 35, 50, 62, 68, 70, 85, 100, 119, 124, 140, 155, 170, 175, 217, 238, 310, 340, 347, 350, 425, 434, 476, 527, 595, 620, 694, 700, 775, 850, 868, 1054, 1085, 1190, 1388, 1550, 1700, 1735, 2108, 2170, 2380, 2429, 2635, 2975, 3100, 3470, 3689, 4340, 4858, 5270, 5425, 5899, 5950, 6940, 7378, 8675, 9716, 10540, 10757, 10850, 11798, 11900, 12145, 13175, 14756, 17350, 18445, 21514, 21700, 23596, 24290, 26350, 29495, 34700, 36890, 41293, 43028, 48580, 52700, 53785, 58990, 60725, 73780, 75299, 82586, 92225, 107570, 117980, 121450, 147475, 150598, 165172, 182869, 184450, 206465, 215140, 242900, 268925, 294950, 301196, 365738, 368900, 376495, 412930, 537850, 589900, 731476, 752990, 825860, 914345, 1032325, 1075700, 1280083, 1505980, 1828690, 1882475, 2064650, 2560166, 3657380, 3764950, 4129300, 4571725, 5120332, 6400415, 7529900, 9143450, 12800830, 18286900, 25601660, 32002075, 64004150, 128008300]

約数ペア:

[(1, 128008300), (2, 64004150), (4, 32002075), (5, 25601660), (7, 18286900), (10, 12800830), (14, 9143450), (17, 7529900), (20, 6400415), (25, 5120332), (28, 4571725), (31, 4129300), (34, 3764950), (35, 3657380), (50, 2560166), (62, 2064650), (68, 1882475), (70, 1828690), (85, 1505980), (100, 1280083), (119, 1075700), (124, 1032325), (140, 914345), (155, 825860), (170, 752990), (175, 731476), (217, 589900), (238, 537850), (310, 412930), (340, 376495), (347, 368900), (350, 365738), (425, 301196), (434, 294950), (476, 268925), (527, 242900), (595, 215140), (620, 206465), (694, 184450), (700, 182869), (775, 165172), (850, 150598), (868, 147475), (1054, 121450), (1085, 117980), (1190, 107570), (1388, 92225), (1550, 82586), (1700, 75299), (1735, 73780), (2108, 60725), (2170, 58990), (2380, 53785), (2429, 52700), (2635, 48580), (2975, 43028), (3100, 41293), (3470, 36890), (3689, 34700), (4340, 29495), (4858, 26350), (5270, 24290), (5425, 23596), (5899, 21700), (5950, 21514), (6940, 18445), (7378, 17350), (8675, 14756), (9716, 13175), (10540, 12145), (10757, 11900), (10850, 11798)]