31703728

素因数分解:

$2^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1$

素因数の和:314

約数の個数: 80

約数和(自身を含む): 74638080

約数和(自身を除く): 42934352

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 43, 56, 58, 86, 112, 116, 172, 203, 227, 232, 301, 344, 406, 454, 464, 602, 688, 812, 908, 1204, 1247, 1589, 1624, 1816, 2408, 2494, 3178, 3248, 3632, 4816, 4988, 6356, 6583, 8729, 9761, 9976, 12712, 13166, 17458, 19522, 19952, 25424, 26332, 34916, 39044, 46081, 52664, 68327, 69832, 78088, 92162, 105328, 136654, 139664, 156176, 184324, 273308, 283069, 368648, 546616, 566138, 737296, 1093232, 1132276, 1981483, 2264552, 3962966, 4529104, 7925932, 15851864, 31703728]

約数ペア:

[(1, 31703728), (2, 15851864), (4, 7925932), (7, 4529104), (8, 3962966), (14, 2264552), (16, 1981483), (28, 1132276), (29, 1093232), (43, 737296), (56, 566138), (58, 546616), (86, 368648), (112, 283069), (116, 273308), (172, 184324), (203, 156176), (227, 139664), (232, 136654), (301, 105328), (344, 92162), (406, 78088), (454, 69832), (464, 68327), (602, 52664), (688, 46081), (812, 39044), (908, 34916), (1204, 26332), (1247, 25424), (1589, 19952), (1624, 19522), (1816, 17458), (2408, 13166), (2494, 12712), (3178, 9976), (3248, 9761), (3632, 8729), (4816, 6583), (4988, 6356)]