77317760

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{9293}}^1$

素因数の和:9325

約数の個数: 64

約数和(自身を含む): 199077480

約数和(自身を除く): 121759720

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 260, 320, 416, 520, 640, 832, 1040, 1664, 2080, 4160, 8320, 9293, 18586, 37172, 46465, 74344, 92930, 120809, 148688, 185860, 241618, 297376, 371720, 483236, 594752, 604045, 743440, 966472, 1189504, 1208090, 1486880, 1932944, 2416180, 2973760, 3865888, 4832360, 5947520, 7731776, 9664720, 15463552, 19329440, 38658880, 77317760]

約数ペア:

[(1, 77317760), (2, 38658880), (4, 19329440), (5, 15463552), (8, 9664720), (10, 7731776), (13, 5947520), (16, 4832360), (20, 3865888), (26, 2973760), (32, 2416180), (40, 1932944), (52, 1486880), (64, 1208090), (65, 1189504), (80, 966472), (104, 743440), (128, 604045), (130, 594752), (160, 483236), (208, 371720), (260, 297376), (320, 241618), (416, 185860), (520, 148688), (640, 120809), (832, 92930), (1040, 74344), (1664, 46465), (2080, 37172), (4160, 18586), (8320, 9293)]