79109680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:159

約数の個数: 160

約数和(自身を含む): 213111360

約数和(自身を除く): 134001680

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 29, 40, 43, 52, 58, 61, 65, 80, 86, 104, 116, 122, 130, 145, 172, 208, 215, 232, 244, 260, 290, 305, 344, 377, 430, 464, 488, 520, 559, 580, 610, 688, 754, 793, 860, 976, 1040, 1118, 1160, 1220, 1247, 1508, 1586, 1720, 1769, 1885, 2236, 2320, 2440, 2494, 2623, 2795, 3016, 3172, 3440, 3538, 3770, 3965, 4472, 4880, 4988, 5246, 5590, 6032, 6235, 6344, 7076, 7540, 7930, 8845, 8944, 9976, 10492, 11180, 12470, 12688, 13115, 14152, 15080, 15860, 16211, 17690, 19952, 20984, 22360, 22997, 24940, 26230, 28304, 30160, 31720, 32422, 34099, 35380, 41968, 44720, 45994, 49880, 52460, 63440, 64844, 68198, 70760, 76067, 81055, 91988, 99760, 104920, 114985, 129688, 136396, 141520, 152134, 162110, 170495, 183976, 209840, 229970, 259376, 272792, 304268, 324220, 340990, 367952, 380335, 459940, 545584, 608536, 648440, 681980, 760670, 919880, 988871, 1217072, 1296880, 1363960, 1521340, 1839760, 1977742, 2727920, 3042680, 3955484, 4944355, 6085360, 7910968, 9888710, 15821936, 19777420, 39554840, 79109680]

約数ペア:

[(1, 79109680), (2, 39554840), (4, 19777420), (5, 15821936), (8, 9888710), (10, 7910968), (13, 6085360), (16, 4944355), (20, 3955484), (26, 3042680), (29, 2727920), (40, 1977742), (43, 1839760), (52, 1521340), (58, 1363960), (61, 1296880), (65, 1217072), (80, 988871), (86, 919880), (104, 760670), (116, 681980), (122, 648440), (130, 608536), (145, 545584), (172, 459940), (208, 380335), (215, 367952), (232, 340990), (244, 324220), (260, 304268), (290, 272792), (305, 259376), (344, 229970), (377, 209840), (430, 183976), (464, 170495), (488, 162110), (520, 152134), (559, 141520), (580, 136396), (610, 129688), (688, 114985), (754, 104920), (793, 99760), (860, 91988), (976, 81055), (1040, 76067), (1118, 70760), (1160, 68198), (1220, 64844), (1247, 63440), (1508, 52460), (1586, 49880), (1720, 45994), (1769, 44720), (1885, 41968), (2236, 35380), (2320, 34099), (2440, 32422), (2494, 31720), (2623, 30160), (2795, 28304), (3016, 26230), (3172, 24940), (3440, 22997), (3538, 22360), (3770, 20984), (3965, 19952), (4472, 17690), (4880, 16211), (4988, 15860), (5246, 15080), (5590, 14152), (6032, 13115), (6235, 12688), (6344, 12470), (7076, 11180), (7540, 10492), (7930, 9976), (8845, 8944)]