161797376

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{797}}^1$

素因数の和:887

約数の個数: 72

約数和(自身を含む): 353951304

約数和(自身を除く): 192153928

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 61, 64, 104, 122, 128, 208, 244, 256, 416, 488, 793, 797, 832, 976, 1586, 1594, 1664, 1952, 3172, 3188, 3328, 3904, 6344, 6376, 7808, 10361, 12688, 12752, 15616, 20722, 25376, 25504, 41444, 48617, 50752, 51008, 82888, 97234, 101504, 102016, 165776, 194468, 203008, 204032, 331552, 388936, 632021, 663104, 777872, 1264042, 1326208, 1555744, 2528084, 2652416, 3111488, 5056168, 6222976, 10112336, 12445952, 20224672, 40449344, 80898688, 161797376]

約数ペア:

[(1, 161797376), (2, 80898688), (4, 40449344), (8, 20224672), (13, 12445952), (16, 10112336), (26, 6222976), (32, 5056168), (52, 3111488), (61, 2652416), (64, 2528084), (104, 1555744), (122, 1326208), (128, 1264042), (208, 777872), (244, 663104), (256, 632021), (416, 388936), (488, 331552), (793, 204032), (797, 203008), (832, 194468), (976, 165776), (1586, 102016), (1594, 101504), (1664, 97234), (1952, 82888), (3172, 51008), (3188, 50752), (3328, 48617), (3904, 41444), (6344, 25504), (6376, 25376), (7808, 20722), (10361, 15616), (12688, 12752)]