81701784

素因数分解:

$2^3\times 3^4\times {\mathrm{59}}^1\times {\mathrm{2137}}^1$

素因数の和:2214

約数の個数: 80

約数和(自身を含む): 232828200

約数和(自身を除く): 151126416

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 59, 72, 81, 108, 118, 162, 177, 216, 236, 324, 354, 472, 531, 648, 708, 1062, 1416, 1593, 2124, 2137, 3186, 4248, 4274, 4779, 6372, 6411, 8548, 9558, 12744, 12822, 17096, 19116, 19233, 25644, 38232, 38466, 51288, 57699, 76932, 115398, 126083, 153864, 173097, 230796, 252166, 346194, 378249, 461592, 504332, 692388, 756498, 1008664, 1134747, 1384776, 1512996, 2269494, 3025992, 3404241, 4538988, 6808482, 9077976, 10212723, 13616964, 20425446, 27233928, 40850892, 81701784]

約数ペア:

[(1, 81701784), (2, 40850892), (3, 27233928), (4, 20425446), (6, 13616964), (8, 10212723), (9, 9077976), (12, 6808482), (18, 4538988), (24, 3404241), (27, 3025992), (36, 2269494), (54, 1512996), (59, 1384776), (72, 1134747), (81, 1008664), (108, 756498), (118, 692388), (162, 504332), (177, 461592), (216, 378249), (236, 346194), (324, 252166), (354, 230796), (472, 173097), (531, 153864), (648, 126083), (708, 115398), (1062, 76932), (1416, 57699), (1593, 51288), (2124, 38466), (2137, 38232), (3186, 25644), (4248, 19233), (4274, 19116), (4779, 17096), (6372, 12822), (6411, 12744), (8548, 9558)]