31918096

素因数分解:

$2^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{317}}^1$

素因数の和:392

約数の個数: 80

約数和(自身を含む): 75709440

約数和(自身を除く): 43791344

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 31, 56, 58, 62, 112, 116, 124, 203, 217, 232, 248, 317, 406, 434, 464, 496, 634, 812, 868, 899, 1268, 1624, 1736, 1798, 2219, 2536, 3248, 3472, 3596, 4438, 5072, 6293, 7192, 8876, 9193, 9827, 12586, 14384, 17752, 18386, 19654, 25172, 35504, 36772, 39308, 50344, 64351, 68789, 73544, 78616, 100688, 128702, 137578, 147088, 157232, 257404, 275156, 284983, 514808, 550312, 569966, 1029616, 1100624, 1139932, 1994881, 2279864, 3989762, 4559728, 7979524, 15959048, 31918096]

約数ペア:

[(1, 31918096), (2, 15959048), (4, 7979524), (7, 4559728), (8, 3989762), (14, 2279864), (16, 1994881), (28, 1139932), (29, 1100624), (31, 1029616), (56, 569966), (58, 550312), (62, 514808), (112, 284983), (116, 275156), (124, 257404), (203, 157232), (217, 147088), (232, 137578), (248, 128702), (317, 100688), (406, 78616), (434, 73544), (464, 68789), (496, 64351), (634, 50344), (812, 39308), (868, 36772), (899, 35504), (1268, 25172), (1624, 19654), (1736, 18386), (1798, 17752), (2219, 14384), (2536, 12586), (3248, 9827), (3472, 9193), (3596, 8876), (4438, 7192), (5072, 6293)]