157681888

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{313}}^1$

素因数の和:516

約数の個数: 96

約数和(自身を含む): 385511616

約数和(自身を除く): 227829728

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 91, 104, 112, 173, 182, 208, 224, 313, 346, 364, 416, 626, 692, 728, 1211, 1252, 1384, 1456, 2191, 2249, 2422, 2504, 2768, 2912, 4069, 4382, 4498, 4844, 5008, 5536, 8138, 8764, 8996, 9688, 10016, 15743, 16276, 17528, 17992, 19376, 28483, 31486, 32552, 35056, 35984, 38752, 54149, 56966, 62972, 65104, 70112, 71968, 108298, 113932, 125944, 130208, 216596, 227864, 251888, 379043, 433192, 455728, 503776, 703937, 758086, 866384, 911456, 1407874, 1516172, 1732768, 2815748, 3032344, 4927559, 5631496, 6064688, 9855118, 11262992, 12129376, 19710236, 22525984, 39420472, 78840944, 157681888]

約数ペア:

[(1, 157681888), (2, 78840944), (4, 39420472), (7, 22525984), (8, 19710236), (13, 12129376), (14, 11262992), (16, 9855118), (26, 6064688), (28, 5631496), (32, 4927559), (52, 3032344), (56, 2815748), (91, 1732768), (104, 1516172), (112, 1407874), (173, 911456), (182, 866384), (208, 758086), (224, 703937), (313, 503776), (346, 455728), (364, 433192), (416, 379043), (626, 251888), (692, 227864), (728, 216596), (1211, 130208), (1252, 125944), (1384, 113932), (1456, 108298), (2191, 71968), (2249, 70112), (2422, 65104), (2504, 62972), (2768, 56966), (2912, 54149), (4069, 38752), (4382, 35984), (4498, 35056), (4844, 32552), (5008, 31486), (5536, 28483), (8138, 19376), (8764, 17992), (8996, 17528), (9688, 16276), (10016, 15743)]