166281765

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1\times {\mathrm{149}}^1$

素因数の和:326

約数の個数: 64

約数和(自身を含む): 296352000

約数和(自身を除く): 130070235

約数列:

[1, 3, 5, 13, 15, 39, 59, 65, 97, 149, 177, 195, 291, 295, 447, 485, 745, 767, 885, 1261, 1455, 1937, 2235, 2301, 3783, 3835, 5723, 5811, 6305, 8791, 9685, 11505, 14453, 17169, 18915, 26373, 28615, 29055, 43359, 43955, 72265, 74399, 85845, 114283, 131865, 187889, 216795, 223197, 342849, 371995, 563667, 571415, 852727, 939445, 1115985, 1714245, 2558181, 2818335, 4263635, 11085451, 12790905, 33256353, 55427255, 166281765]

約数ペア:

[(1, 166281765), (3, 55427255), (5, 33256353), (13, 12790905), (15, 11085451), (39, 4263635), (59, 2818335), (65, 2558181), (97, 1714245), (149, 1115985), (177, 939445), (195, 852727), (291, 571415), (295, 563667), (447, 371995), (485, 342849), (745, 223197), (767, 216795), (885, 187889), (1261, 131865), (1455, 114283), (1937, 85845), (2235, 74399), (2301, 72265), (3783, 43955), (3835, 43359), (5723, 29055), (5811, 28615), (6305, 26373), (8791, 18915), (9685, 17169), (11505, 14453)]