78600655

素因数分解:

$5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:260

約数の個数: 48

約数和(自身を含む): 115568640

約数和(自身を除く): 36967985

約数列:

[1, 5, 7, 31, 35, 49, 79, 131, 155, 217, 245, 395, 553, 655, 917, 1085, 1519, 2449, 2765, 3871, 4061, 4585, 6419, 7595, 10349, 12245, 17143, 19355, 20305, 28427, 32095, 51745, 72443, 85715, 120001, 142135, 198989, 320819, 362215, 507101, 600005, 994945, 1604095, 2245733, 2535505, 11228665, 15720131, 78600655]

約数ペア:

[(1, 78600655), (5, 15720131), (7, 11228665), (31, 2535505), (35, 2245733), (49, 1604095), (79, 994945), (131, 600005), (155, 507101), (217, 362215), (245, 320819), (395, 198989), (553, 142135), (655, 120001), (917, 85715), (1085, 72443), (1519, 51745), (2449, 32095), (2765, 28427), (3871, 20305), (4061, 19355), (4585, 17143), (6419, 12245), (7595, 10349)]