4080604180

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{271}}^1\times {\mathrm{661}}^1$

素因数の和:1025

約数の個数: 96

約数和(自身を含む): 9256730112

約数和(自身を除く): 5176125932

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 67, 68, 85, 134, 170, 268, 271, 335, 340, 542, 661, 670, 1084, 1139, 1322, 1340, 1355, 2278, 2644, 2710, 3305, 4556, 4607, 5420, 5695, 6610, 9214, 11237, 11390, 13220, 18157, 18428, 22474, 22780, 23035, 36314, 44287, 44948, 46070, 56185, 72628, 88574, 90785, 92140, 112370, 177148, 179131, 181570, 221435, 224740, 308669, 358262, 363140, 442870, 617338, 716524, 752879, 885740, 895655, 1234676, 1505758, 1543345, 1791310, 3011516, 3045227, 3086690, 3582620, 3764395, 6090454, 6173380, 7528790, 12001777, 12180908, 15057580, 15226135, 24003554, 30452270, 48007108, 60008885, 60904540, 120017770, 204030209, 240035540, 408060418, 816120836, 1020151045, 2040302090, 4080604180]

約数ペア:

[(1, 4080604180), (2, 2040302090), (4, 1020151045), (5, 816120836), (10, 408060418), (17, 240035540), (20, 204030209), (34, 120017770), (67, 60904540), (68, 60008885), (85, 48007108), (134, 30452270), (170, 24003554), (268, 15226135), (271, 15057580), (335, 12180908), (340, 12001777), (542, 7528790), (661, 6173380), (670, 6090454), (1084, 3764395), (1139, 3582620), (1322, 3086690), (1340, 3045227), (1355, 3011516), (2278, 1791310), (2644, 1543345), (2710, 1505758), (3305, 1234676), (4556, 895655), (4607, 885740), (5420, 752879), (5695, 716524), (6610, 617338), (9214, 442870), (11237, 363140), (11390, 358262), (13220, 308669), (18157, 224740), (18428, 221435), (22474, 181570), (22780, 179131), (23035, 177148), (36314, 112370), (44287, 92140), (44948, 90785), (46070, 88574), (56185, 72628)]