75838880

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{101}}^1$

素因数の和:167

約数の個数: 144

約数和(自身を含む): 205657704

約数和(自身を除く): 129818824

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 65, 76, 80, 95, 101, 104, 130, 152, 160, 190, 202, 208, 247, 260, 304, 361, 380, 404, 416, 494, 505, 520, 608, 722, 760, 808, 988, 1010, 1040, 1235, 1313, 1444, 1520, 1616, 1805, 1919, 1976, 2020, 2080, 2470, 2626, 2888, 3040, 3232, 3610, 3838, 3952, 4040, 4693, 4940, 5252, 5776, 6565, 7220, 7676, 7904, 8080, 9386, 9595, 9880, 10504, 11552, 13130, 14440, 15352, 16160, 18772, 19190, 19760, 21008, 23465, 24947, 26260, 28880, 30704, 36461, 37544, 38380, 39520, 42016, 46930, 49894, 52520, 57760, 61408, 72922, 75088, 76760, 93860, 99788, 105040, 124735, 145844, 150176, 153520, 182305, 187720, 199576, 210080, 249470, 291688, 307040, 364610, 375440, 399152, 473993, 498940, 583376, 729220, 750880, 798304, 947986, 997880, 1166752, 1458440, 1895972, 1995760, 2369965, 2916880, 3791944, 3991520, 4739930, 5833760, 7583888, 9479860, 15167776, 18959720, 37919440, 75838880]

約数ペア:

[(1, 75838880), (2, 37919440), (4, 18959720), (5, 15167776), (8, 9479860), (10, 7583888), (13, 5833760), (16, 4739930), (19, 3991520), (20, 3791944), (26, 2916880), (32, 2369965), (38, 1995760), (40, 1895972), (52, 1458440), (65, 1166752), (76, 997880), (80, 947986), (95, 798304), (101, 750880), (104, 729220), (130, 583376), (152, 498940), (160, 473993), (190, 399152), (202, 375440), (208, 364610), (247, 307040), (260, 291688), (304, 249470), (361, 210080), (380, 199576), (404, 187720), (416, 182305), (494, 153520), (505, 150176), (520, 145844), (608, 124735), (722, 105040), (760, 99788), (808, 93860), (988, 76760), (1010, 75088), (1040, 72922), (1235, 61408), (1313, 57760), (1444, 52520), (1520, 49894), (1616, 46930), (1805, 42016), (1919, 39520), (1976, 38380), (2020, 37544), (2080, 36461), (2470, 30704), (2626, 28880), (2888, 26260), (3040, 24947), (3232, 23465), (3610, 21008), (3838, 19760), (3952, 19190), (4040, 18772), (4693, 16160), (4940, 15352), (5252, 14440), (5776, 13130), (6565, 11552), (7220, 10504), (7676, 9880), (7904, 9595), (8080, 9386)]