66468650

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:160

約数の個数: 96

約数和(自身を含む): 140229120

約数和(自身を除く): 73760470

約数列:

[1, 2, 5, 10, 19, 25, 31, 37, 38, 50, 61, 62, 74, 95, 122, 155, 185, 190, 305, 310, 370, 475, 589, 610, 703, 775, 925, 950, 1147, 1159, 1178, 1406, 1525, 1550, 1850, 1891, 2257, 2294, 2318, 2945, 3050, 3515, 3782, 4514, 5735, 5795, 5890, 7030, 9455, 11285, 11470, 11590, 14725, 17575, 18910, 21793, 22570, 28675, 28975, 29450, 35150, 35929, 42883, 43586, 47275, 56425, 57350, 57950, 69967, 71858, 85766, 94550, 108965, 112850, 139934, 179645, 214415, 217930, 349835, 359290, 428830, 544825, 699670, 898225, 1072075, 1089650, 1329373, 1749175, 1796450, 2144150, 2658746, 3498350, 6646865, 13293730, 33234325, 66468650]

約数ペア:

[(1, 66468650), (2, 33234325), (5, 13293730), (10, 6646865), (19, 3498350), (25, 2658746), (31, 2144150), (37, 1796450), (38, 1749175), (50, 1329373), (61, 1089650), (62, 1072075), (74, 898225), (95, 699670), (122, 544825), (155, 428830), (185, 359290), (190, 349835), (305, 217930), (310, 214415), (370, 179645), (475, 139934), (589, 112850), (610, 108965), (703, 94550), (775, 85766), (925, 71858), (950, 69967), (1147, 57950), (1159, 57350), (1178, 56425), (1406, 47275), (1525, 43586), (1550, 42883), (1850, 35929), (1891, 35150), (2257, 29450), (2294, 28975), (2318, 28675), (2945, 22570), (3050, 21793), (3515, 18910), (3782, 17575), (4514, 14725), (5735, 11590), (5795, 11470), (5890, 11285), (7030, 9455)]