20161173135

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1$

素因数の和:397

約数の個数: 128

約数和(自身を含む): 35298312192

約数和(自身を除く): 15137139057

約数列:

[1, 3, 5, 15, 23, 61, 69, 71, 103, 115, 131, 183, 213, 305, 309, 345, 355, 393, 515, 655, 915, 1065, 1403, 1545, 1633, 1965, 2369, 3013, 4209, 4331, 4899, 6283, 7015, 7107, 7313, 7991, 8165, 9039, 9301, 11845, 12993, 13493, 15065, 18849, 21045, 21655, 21939, 23973, 24495, 27903, 31415, 35535, 36565, 39955, 40479, 45195, 46505, 64965, 67465, 94245, 99613, 109695, 119865, 139515, 144509, 168199, 183793, 202395, 213923, 298839, 310339, 433527, 446093, 498065, 504597, 551379, 567361, 641769, 722545, 823073, 840995, 918965, 931017, 958003, 1069615, 1338279, 1494195, 1551695, 1702083, 2167635, 2230465, 2469219, 2522985, 2756895, 2836805, 2874009, 3208845, 4115365, 4655085, 4790015, 6691395, 8510415, 10260139, 12346095, 13049303, 14370045, 18930679, 22034069, 30780417, 39147909, 51300695, 56792037, 58438183, 65246515, 66102207, 94653395, 110170345, 153902085, 175314549, 195739545, 283960185, 292190915, 330511035, 876572745, 1344078209, 4032234627, 6720391045, 20161173135]

約数ペア:

[(1, 20161173135), (3, 6720391045), (5, 4032234627), (15, 1344078209), (23, 876572745), (61, 330511035), (69, 292190915), (71, 283960185), (103, 195739545), (115, 175314549), (131, 153902085), (183, 110170345), (213, 94653395), (305, 66102207), (309, 65246515), (345, 58438183), (355, 56792037), (393, 51300695), (515, 39147909), (655, 30780417), (915, 22034069), (1065, 18930679), (1403, 14370045), (1545, 13049303), (1633, 12346095), (1965, 10260139), (2369, 8510415), (3013, 6691395), (4209, 4790015), (4331, 4655085), (4899, 4115365), (6283, 3208845), (7015, 2874009), (7107, 2836805), (7313, 2756895), (7991, 2522985), (8165, 2469219), (9039, 2230465), (9301, 2167635), (11845, 1702083), (12993, 1551695), (13493, 1494195), (15065, 1338279), (18849, 1069615), (21045, 958003), (21655, 931017), (21939, 918965), (23973, 840995), (24495, 823073), (27903, 722545), (31415, 641769), (35535, 567361), (36565, 551379), (39955, 504597), (40479, 498065), (45195, 446093), (46505, 433527), (64965, 310339), (67465, 298839), (94245, 213923), (99613, 202395), (109695, 183793), (119865, 168199), (139515, 144509)]