81773272

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{1171}}^1$

素因数の和:1256

約数の個数: 64

約数和(自身を含む): 185644800

約数和(自身を除く): 103871528

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 43, 56, 58, 86, 116, 172, 203, 232, 301, 344, 406, 602, 812, 1171, 1204, 1247, 1624, 2342, 2408, 2494, 4684, 4988, 8197, 8729, 9368, 9976, 16394, 17458, 32788, 33959, 34916, 50353, 65576, 67918, 69832, 100706, 135836, 201412, 237713, 271672, 352471, 402824, 475426, 704942, 950852, 1409884, 1460237, 1901704, 2819768, 2920474, 5840948, 10221659, 11681896, 20443318, 40886636, 81773272]

約数ペア:

[(1, 81773272), (2, 40886636), (4, 20443318), (7, 11681896), (8, 10221659), (14, 5840948), (28, 2920474), (29, 2819768), (43, 1901704), (56, 1460237), (58, 1409884), (86, 950852), (116, 704942), (172, 475426), (203, 402824), (232, 352471), (301, 271672), (344, 237713), (406, 201412), (602, 135836), (812, 100706), (1171, 69832), (1204, 67918), (1247, 65576), (1624, 50353), (2342, 34916), (2408, 33959), (2494, 32788), (4684, 17458), (4988, 16394), (8197, 9976), (8729, 9368)]