68846752

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{991}}^1$

素因数の和:1181

約数の個数: 48

約数和(自身を含む): 146990592

約数和(自身を除く): 78143840

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 167, 208, 334, 416, 668, 991, 1336, 1982, 2171, 2672, 3964, 4342, 5344, 7928, 8684, 12883, 15856, 17368, 25766, 31712, 34736, 51532, 69472, 103064, 165497, 206128, 330994, 412256, 661988, 1323976, 2151461, 2647952, 4302922, 5295904, 8605844, 17211688, 34423376, 68846752]

約数ペア:

[(1, 68846752), (2, 34423376), (4, 17211688), (8, 8605844), (13, 5295904), (16, 4302922), (26, 2647952), (32, 2151461), (52, 1323976), (104, 661988), (167, 412256), (208, 330994), (334, 206128), (416, 165497), (668, 103064), (991, 69472), (1336, 51532), (1982, 34736), (2171, 31712), (2672, 25766), (3964, 17368), (4342, 15856), (5344, 12883), (7928, 8684)]