636705472

素因数分解:

$2^6\times {\mathrm{13}}^2\times {\mathrm{37}}^2\times {\mathrm{43}}^1$

素因数の和:155

約数の個数: 126

約数和(自身を含む): 1438803828

約数和(自身を除く): 802098356

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 37, 43, 52, 64, 74, 86, 104, 148, 169, 172, 208, 296, 338, 344, 416, 481, 559, 592, 676, 688, 832, 962, 1118, 1184, 1352, 1369, 1376, 1591, 1924, 2236, 2368, 2704, 2738, 2752, 3182, 3848, 4472, 5408, 5476, 6253, 6364, 7267, 7696, 8944, 10816, 10952, 12506, 12728, 14534, 15392, 17797, 17888, 20683, 21904, 25012, 25456, 29068, 30784, 35594, 35776, 41366, 43808, 50024, 50912, 58136, 58867, 71188, 82732, 87616, 100048, 101824, 116272, 117734, 142376, 165464, 200096, 231361, 232544, 235468, 268879, 284752, 330928, 400192, 462722, 465088, 470936, 537758, 569504, 661856, 765271, 925444, 941872, 1075516, 1139008, 1323712, 1530542, 1850888, 1883744, 2151032, 3061084, 3701776, 3767488, 4302064, 6122168, 7403552, 8604128, 9948523, 12244336, 14807104, 17208256, 19897046, 24488672, 39794092, 48977344, 79588184, 159176368, 318352736, 636705472]

約数ペア:

[(1, 636705472), (2, 318352736), (4, 159176368), (8, 79588184), (13, 48977344), (16, 39794092), (26, 24488672), (32, 19897046), (37, 17208256), (43, 14807104), (52, 12244336), (64, 9948523), (74, 8604128), (86, 7403552), (104, 6122168), (148, 4302064), (169, 3767488), (172, 3701776), (208, 3061084), (296, 2151032), (338, 1883744), (344, 1850888), (416, 1530542), (481, 1323712), (559, 1139008), (592, 1075516), (676, 941872), (688, 925444), (832, 765271), (962, 661856), (1118, 569504), (1184, 537758), (1352, 470936), (1369, 465088), (1376, 462722), (1591, 400192), (1924, 330928), (2236, 284752), (2368, 268879), (2704, 235468), (2738, 232544), (2752, 231361), (3182, 200096), (3848, 165464), (4472, 142376), (5408, 117734), (5476, 116272), (6253, 101824), (6364, 100048), (7267, 87616), (7696, 82732), (8944, 71188), (10816, 58867), (10952, 58136), (12506, 50912), (12728, 50024), (14534, 43808), (15392, 41366), (17797, 35776), (17888, 35594), (20683, 30784), (21904, 29068), (25012, 25456)]