61421500

素因数分解:

$2^2\times 5^3\times 7^2\times {\mathrm{23}}^1\times {\mathrm{109}}^1$

素因数の和:165

約数の個数: 144

約数和(自身を含む): 164324160

約数和(自身を除く): 102902660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 25, 28, 35, 46, 49, 50, 70, 92, 98, 100, 109, 115, 125, 140, 161, 175, 196, 218, 230, 245, 250, 322, 350, 436, 460, 490, 500, 545, 575, 644, 700, 763, 805, 875, 980, 1090, 1127, 1150, 1225, 1526, 1610, 1750, 2180, 2254, 2300, 2450, 2507, 2725, 2875, 3052, 3220, 3500, 3815, 4025, 4508, 4900, 5014, 5341, 5450, 5635, 5750, 6125, 7630, 8050, 10028, 10682, 10900, 11270, 11500, 12250, 12535, 13625, 15260, 16100, 17549, 19075, 20125, 21364, 22540, 24500, 25070, 26705, 27250, 28175, 35098, 38150, 40250, 50140, 53410, 54500, 56350, 62675, 70196, 76300, 80500, 87745, 95375, 106820, 112700, 122843, 125350, 133525, 140875, 175490, 190750, 245686, 250700, 267050, 281750, 313375, 350980, 381500, 438725, 491372, 534100, 563500, 614215, 626750, 667625, 877450, 1228430, 1253500, 1335250, 1754900, 2193625, 2456860, 2670500, 3071075, 4387250, 6142150, 8774500, 12284300, 15355375, 30710750, 61421500]

約数ペア:

[(1, 61421500), (2, 30710750), (4, 15355375), (5, 12284300), (7, 8774500), (10, 6142150), (14, 4387250), (20, 3071075), (23, 2670500), (25, 2456860), (28, 2193625), (35, 1754900), (46, 1335250), (49, 1253500), (50, 1228430), (70, 877450), (92, 667625), (98, 626750), (100, 614215), (109, 563500), (115, 534100), (125, 491372), (140, 438725), (161, 381500), (175, 350980), (196, 313375), (218, 281750), (230, 267050), (245, 250700), (250, 245686), (322, 190750), (350, 175490), (436, 140875), (460, 133525), (490, 125350), (500, 122843), (545, 112700), (575, 106820), (644, 95375), (700, 87745), (763, 80500), (805, 76300), (875, 70196), (980, 62675), (1090, 56350), (1127, 54500), (1150, 53410), (1225, 50140), (1526, 40250), (1610, 38150), (1750, 35098), (2180, 28175), (2254, 27250), (2300, 26705), (2450, 25070), (2507, 24500), (2725, 22540), (2875, 21364), (3052, 20125), (3220, 19075), (3500, 17549), (3815, 16100), (4025, 15260), (4508, 13625), (4900, 12535), (5014, 12250), (5341, 11500), (5450, 11270), (5635, 10900), (5750, 10682), (6125, 10028), (7630, 8050)]