81473210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:208

約数の個数: 96

約数和(自身を含む): 185939712

約数和(自身を除く): 104466502

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 71, 91, 97, 130, 142, 169, 182, 194, 338, 355, 455, 485, 497, 679, 710, 845, 910, 923, 970, 994, 1183, 1261, 1358, 1690, 1846, 2366, 2485, 2522, 3395, 4615, 4970, 5915, 6305, 6461, 6790, 6887, 8827, 9230, 11830, 11999, 12610, 12922, 13774, 16393, 17654, 23998, 32305, 32786, 34435, 44135, 48209, 59995, 64610, 68870, 81965, 83993, 88270, 89531, 96418, 114751, 119990, 163930, 167986, 179062, 229502, 241045, 419965, 447655, 482090, 573755, 626717, 839930, 895310, 1147510, 1163903, 1253434, 2327806, 3133585, 5819515, 6267170, 8147321, 11639030, 16294642, 40736605, 81473210]

約数ペア:

[(1, 81473210), (2, 40736605), (5, 16294642), (7, 11639030), (10, 8147321), (13, 6267170), (14, 5819515), (26, 3133585), (35, 2327806), (65, 1253434), (70, 1163903), (71, 1147510), (91, 895310), (97, 839930), (130, 626717), (142, 573755), (169, 482090), (182, 447655), (194, 419965), (338, 241045), (355, 229502), (455, 179062), (485, 167986), (497, 163930), (679, 119990), (710, 114751), (845, 96418), (910, 89531), (923, 88270), (970, 83993), (994, 81965), (1183, 68870), (1261, 64610), (1358, 59995), (1690, 48209), (1846, 44135), (2366, 34435), (2485, 32786), (2522, 32305), (3395, 23998), (4615, 17654), (4970, 16393), (5915, 13774), (6305, 12922), (6461, 12610), (6790, 11999), (6887, 11830), (8827, 9230)]