208101471640

素因数分解:

$2^3\times 5^1\times {\mathrm{173}}^1\times {\mathrm{643}}^1\times {\mathrm{46769}}^1$

素因数の和:47596

約数の個数: 64

約数和(自身を含む): 471677320800

約数和(自身を除く): 263575849160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 173, 346, 643, 692, 865, 1286, 1384, 1730, 2572, 3215, 3460, 5144, 6430, 6920, 12860, 25720, 46769, 93538, 111239, 187076, 222478, 233845, 374152, 444956, 467690, 556195, 889912, 935380, 1112390, 1870760, 2224780, 4449560, 8091037, 16182074, 30072467, 32364148, 40455185, 60144934, 64728296, 80910370, 120289868, 150362335, 161820740, 240579736, 300724670, 323641480, 601449340, 1202898680, 5202536791, 10405073582, 20810147164, 26012683955, 41620294328, 52025367910, 104050735820, 208101471640]

約数ペア:

[(1, 208101471640), (2, 104050735820), (4, 52025367910), (5, 41620294328), (8, 26012683955), (10, 20810147164), (20, 10405073582), (40, 5202536791), (173, 1202898680), (346, 601449340), (643, 323641480), (692, 300724670), (865, 240579736), (1286, 161820740), (1384, 150362335), (1730, 120289868), (2572, 80910370), (3215, 64728296), (3460, 60144934), (5144, 40455185), (6430, 32364148), (6920, 30072467), (12860, 16182074), (25720, 8091037), (46769, 4449560), (93538, 2224780), (111239, 1870760), (187076, 1112390), (222478, 935380), (233845, 889912), (374152, 556195), (444956, 467690)]