259951744

素因数分解:

$2^7\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{197}}^1$

素因数の和:298

約数の個数: 96

約数和(自身を含む): 572859540

約数和(自身を除く): 312907796

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 61, 64, 104, 122, 128, 169, 197, 208, 244, 338, 394, 416, 488, 676, 788, 793, 832, 976, 1352, 1576, 1586, 1664, 1952, 2561, 2704, 3152, 3172, 3904, 5122, 5408, 6304, 6344, 7808, 10244, 10309, 10816, 12017, 12608, 12688, 20488, 20618, 21632, 24034, 25216, 25376, 33293, 40976, 41236, 48068, 50752, 66586, 81952, 82472, 96136, 101504, 133172, 156221, 163904, 164944, 192272, 266344, 312442, 327808, 329888, 384544, 532688, 624884, 659776, 769088, 1065376, 1249768, 1319552, 1538176, 2030873, 2130752, 2499536, 4061746, 4261504, 4999072, 8123492, 9998144, 16246984, 19996288, 32493968, 64987936, 129975872, 259951744]

約数ペア:

[(1, 259951744), (2, 129975872), (4, 64987936), (8, 32493968), (13, 19996288), (16, 16246984), (26, 9998144), (32, 8123492), (52, 4999072), (61, 4261504), (64, 4061746), (104, 2499536), (122, 2130752), (128, 2030873), (169, 1538176), (197, 1319552), (208, 1249768), (244, 1065376), (338, 769088), (394, 659776), (416, 624884), (488, 532688), (676, 384544), (788, 329888), (793, 327808), (832, 312442), (976, 266344), (1352, 192272), (1576, 164944), (1586, 163904), (1664, 156221), (1952, 133172), (2561, 101504), (2704, 96136), (3152, 82472), (3172, 81952), (3904, 66586), (5122, 50752), (5408, 48068), (6304, 41236), (6344, 40976), (7808, 33293), (10244, 25376), (10309, 25216), (10816, 24034), (12017, 21632), (12608, 20618), (12688, 20488)]