254703085

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{199}}^1$

素因数の和:350

約数の個数: 64

約数和(自身を含む): 395136000

約数和(自身を除く): 140432915

約数列:

[1, 5, 7, 13, 29, 35, 65, 91, 97, 145, 199, 203, 377, 455, 485, 679, 995, 1015, 1261, 1393, 1885, 2587, 2639, 2813, 3395, 5771, 6305, 6965, 8827, 12935, 13195, 14065, 18109, 19303, 19691, 28855, 36569, 40397, 44135, 75023, 90545, 96515, 98455, 135121, 182845, 201985, 250939, 255983, 375115, 525161, 559787, 675605, 1254695, 1279915, 1756573, 2625805, 2798935, 3918509, 7277231, 8782865, 19592545, 36386155, 50940617, 254703085]

約数ペア:

[(1, 254703085), (5, 50940617), (7, 36386155), (13, 19592545), (29, 8782865), (35, 7277231), (65, 3918509), (91, 2798935), (97, 2625805), (145, 1756573), (199, 1279915), (203, 1254695), (377, 675605), (455, 559787), (485, 525161), (679, 375115), (995, 255983), (1015, 250939), (1261, 201985), (1393, 182845), (1885, 135121), (2587, 98455), (2639, 96515), (2813, 90545), (3395, 75023), (5771, 44135), (6305, 40397), (6965, 36569), (8827, 28855), (12935, 19691), (13195, 19303), (14065, 18109)]