82607140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1$

素因数の和:210

約数の個数: 144

約数和(自身を含む): 225227520

約数和(自身を除く): 142620380

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 79, 97, 98, 110, 140, 154, 158, 194, 196, 220, 245, 308, 316, 385, 388, 395, 485, 490, 539, 553, 679, 770, 790, 869, 970, 980, 1067, 1078, 1106, 1358, 1540, 1580, 1738, 1940, 2134, 2156, 2212, 2695, 2716, 2765, 3395, 3476, 3871, 4268, 4345, 4753, 5335, 5390, 5530, 6083, 6790, 7469, 7663, 7742, 8690, 9506, 10670, 10780, 11060, 12166, 13580, 14938, 15326, 15484, 17380, 19012, 19355, 21340, 23765, 24332, 29876, 30415, 30652, 37345, 38315, 38710, 42581, 47530, 52283, 53641, 60830, 74690, 76630, 77420, 84293, 85162, 95060, 104566, 107282, 121660, 149380, 153260, 168586, 170324, 209132, 212905, 214564, 261415, 268205, 337172, 375487, 421465, 425810, 522830, 536410, 590051, 750974, 842930, 851620, 1045660, 1072820, 1180102, 1501948, 1685860, 1877435, 2360204, 2950255, 3754870, 4130357, 5900510, 7509740, 8260714, 11801020, 16521428, 20651785, 41303570, 82607140]

約数ペア:

[(1, 82607140), (2, 41303570), (4, 20651785), (5, 16521428), (7, 11801020), (10, 8260714), (11, 7509740), (14, 5900510), (20, 4130357), (22, 3754870), (28, 2950255), (35, 2360204), (44, 1877435), (49, 1685860), (55, 1501948), (70, 1180102), (77, 1072820), (79, 1045660), (97, 851620), (98, 842930), (110, 750974), (140, 590051), (154, 536410), (158, 522830), (194, 425810), (196, 421465), (220, 375487), (245, 337172), (308, 268205), (316, 261415), (385, 214564), (388, 212905), (395, 209132), (485, 170324), (490, 168586), (539, 153260), (553, 149380), (679, 121660), (770, 107282), (790, 104566), (869, 95060), (970, 85162), (980, 84293), (1067, 77420), (1078, 76630), (1106, 74690), (1358, 60830), (1540, 53641), (1580, 52283), (1738, 47530), (1940, 42581), (2134, 38710), (2156, 38315), (2212, 37345), (2695, 30652), (2716, 30415), (2765, 29876), (3395, 24332), (3476, 23765), (3871, 21340), (4268, 19355), (4345, 19012), (4753, 17380), (5335, 15484), (5390, 15326), (5530, 14938), (6083, 13580), (6790, 12166), (7469, 11060), (7663, 10780), (7742, 10670), (8690, 9506)]