64239784

素因数分解:

$2^3\times 7^3\times {\mathrm{41}}^1\times {\mathrm{571}}^1$

素因数の和:639

約数の個数: 64

約数和(自身を含む): 144144000

約数和(自身を除く): 79904216

約数列:

[1, 2, 4, 7, 8, 14, 28, 41, 49, 56, 82, 98, 164, 196, 287, 328, 343, 392, 571, 574, 686, 1142, 1148, 1372, 2009, 2284, 2296, 2744, 3997, 4018, 4568, 7994, 8036, 14063, 15988, 16072, 23411, 27979, 28126, 31976, 46822, 55958, 56252, 93644, 111916, 112504, 163877, 187288, 195853, 223832, 327754, 391706, 655508, 783412, 1147139, 1311016, 1566824, 2294278, 4588556, 8029973, 9177112, 16059946, 32119892, 64239784]

約数ペア:

[(1, 64239784), (2, 32119892), (4, 16059946), (7, 9177112), (8, 8029973), (14, 4588556), (28, 2294278), (41, 1566824), (49, 1311016), (56, 1147139), (82, 783412), (98, 655508), (164, 391706), (196, 327754), (287, 223832), (328, 195853), (343, 187288), (392, 163877), (571, 112504), (574, 111916), (686, 93644), (1142, 56252), (1148, 55958), (1372, 46822), (2009, 31976), (2284, 28126), (2296, 27979), (2744, 23411), (3997, 16072), (4018, 15988), (4568, 14063), (7994, 8036)]