455575328

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{1381}}^1$

素因数の和:1478

約数の個数: 72

約数和(自身を含む): 987850836

約数和(自身を除く): 532275508

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 61, 104, 122, 169, 208, 244, 338, 416, 488, 676, 793, 976, 1352, 1381, 1586, 1952, 2704, 2762, 3172, 5408, 5524, 6344, 10309, 11048, 12688, 17953, 20618, 22096, 25376, 35906, 41236, 44192, 71812, 82472, 84241, 143624, 164944, 168482, 233389, 287248, 329888, 336964, 466778, 574496, 673928, 933556, 1095133, 1347856, 1867112, 2190266, 2695712, 3734224, 4380532, 7468448, 8761064, 14236729, 17522128, 28473458, 35044256, 56946916, 113893832, 227787664, 455575328]

約数ペア:

[(1, 455575328), (2, 227787664), (4, 113893832), (8, 56946916), (13, 35044256), (16, 28473458), (26, 17522128), (32, 14236729), (52, 8761064), (61, 7468448), (104, 4380532), (122, 3734224), (169, 2695712), (208, 2190266), (244, 1867112), (338, 1347856), (416, 1095133), (488, 933556), (676, 673928), (793, 574496), (976, 466778), (1352, 336964), (1381, 329888), (1586, 287248), (1952, 233389), (2704, 168482), (2762, 164944), (3172, 143624), (5408, 84241), (5524, 82472), (6344, 71812), (10309, 44192), (11048, 41236), (12688, 35906), (17953, 25376), (20618, 22096)]