16531900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1$

素因数の和:164

約数の個数: 144

約数和(自身を含む): 47496960

約数和(自身を除く): 30965060

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 19, 20, 22, 25, 28, 35, 38, 44, 50, 55, 70, 76, 77, 95, 100, 110, 113, 133, 140, 154, 175, 190, 209, 220, 226, 266, 275, 308, 350, 380, 385, 418, 452, 475, 532, 550, 565, 665, 700, 770, 791, 836, 950, 1045, 1100, 1130, 1243, 1330, 1463, 1540, 1582, 1900, 1925, 2090, 2147, 2260, 2486, 2660, 2825, 2926, 3164, 3325, 3850, 3955, 4180, 4294, 4972, 5225, 5650, 5852, 6215, 6650, 7315, 7700, 7910, 8588, 8701, 10450, 10735, 11300, 12430, 13300, 14630, 15029, 15820, 17402, 19775, 20900, 21470, 23617, 24860, 29260, 30058, 31075, 34804, 36575, 39550, 42940, 43505, 47234, 53675, 60116, 62150, 73150, 75145, 79100, 87010, 94468, 107350, 118085, 124300, 146300, 150290, 165319, 174020, 214700, 217525, 236170, 300580, 330638, 375725, 435050, 472340, 590425, 661276, 751450, 826595, 870100, 1180850, 1502900, 1653190, 2361700, 3306380, 4132975, 8265950, 16531900]

約数ペア:

[(1, 16531900), (2, 8265950), (4, 4132975), (5, 3306380), (7, 2361700), (10, 1653190), (11, 1502900), (14, 1180850), (19, 870100), (20, 826595), (22, 751450), (25, 661276), (28, 590425), (35, 472340), (38, 435050), (44, 375725), (50, 330638), (55, 300580), (70, 236170), (76, 217525), (77, 214700), (95, 174020), (100, 165319), (110, 150290), (113, 146300), (133, 124300), (140, 118085), (154, 107350), (175, 94468), (190, 87010), (209, 79100), (220, 75145), (226, 73150), (266, 62150), (275, 60116), (308, 53675), (350, 47234), (380, 43505), (385, 42940), (418, 39550), (452, 36575), (475, 34804), (532, 31075), (550, 30058), (565, 29260), (665, 24860), (700, 23617), (770, 21470), (791, 20900), (836, 19775), (950, 17402), (1045, 15820), (1100, 15029), (1130, 14630), (1243, 13300), (1330, 12430), (1463, 11300), (1540, 10735), (1582, 10450), (1900, 8701), (1925, 8588), (2090, 7910), (2147, 7700), (2260, 7315), (2486, 6650), (2660, 6215), (2825, 5852), (2926, 5650), (3164, 5225), (3325, 4972), (3850, 4294), (3955, 4180)]