550204585

素因数分解:

$5^1\times 7^3\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:267

約数の個数: 64

約数和(自身を含む): 811008000

約数和(自身を除く): 260803415

約数列:

[1, 5, 7, 31, 35, 49, 79, 131, 155, 217, 245, 343, 395, 553, 655, 917, 1085, 1519, 1715, 2449, 2765, 3871, 4061, 4585, 6419, 7595, 10349, 10633, 12245, 17143, 19355, 20305, 27097, 28427, 32095, 44933, 51745, 53165, 72443, 85715, 120001, 135485, 142135, 198989, 224665, 320819, 362215, 507101, 600005, 840007, 994945, 1392923, 1604095, 2245733, 2535505, 3549707, 4200035, 6964615, 11228665, 15720131, 17748535, 78600655, 110040917, 550204585]

約数ペア:

[(1, 550204585), (5, 110040917), (7, 78600655), (31, 17748535), (35, 15720131), (49, 11228665), (79, 6964615), (131, 4200035), (155, 3549707), (217, 2535505), (245, 2245733), (343, 1604095), (395, 1392923), (553, 994945), (655, 840007), (917, 600005), (1085, 507101), (1519, 362215), (1715, 320819), (2449, 224665), (2765, 198989), (3871, 142135), (4061, 135485), (4585, 120001), (6419, 85715), (7595, 72443), (10349, 53165), (10633, 51745), (12245, 44933), (17143, 32095), (19355, 28427), (20305, 27097)]