15549275440

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{641}}^1\times {\mathrm{3407}}^1$

素因数の和:4150

約数の個数: 80

約数和(自身を含む): 36626048640

約数和(自身を除く): 21076773200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 641, 712, 890, 1282, 1424, 1780, 2564, 3205, 3407, 3560, 5128, 6410, 6814, 7120, 10256, 12820, 13628, 17035, 25640, 27256, 34070, 51280, 54512, 57049, 68140, 114098, 136280, 228196, 272560, 285245, 303223, 456392, 570490, 606446, 912784, 1140980, 1212892, 1516115, 2183887, 2281960, 2425784, 3032230, 4367774, 4563920, 4851568, 6064460, 8735548, 10919435, 12128920, 17471096, 21838870, 24257840, 34942192, 43677740, 87355480, 174710960, 194365943, 388731886, 777463772, 971829715, 1554927544, 1943659430, 3109855088, 3887318860, 7774637720, 15549275440]

約数ペア:

[(1, 15549275440), (2, 7774637720), (4, 3887318860), (5, 3109855088), (8, 1943659430), (10, 1554927544), (16, 971829715), (20, 777463772), (40, 388731886), (80, 194365943), (89, 174710960), (178, 87355480), (356, 43677740), (445, 34942192), (641, 24257840), (712, 21838870), (890, 17471096), (1282, 12128920), (1424, 10919435), (1780, 8735548), (2564, 6064460), (3205, 4851568), (3407, 4563920), (3560, 4367774), (5128, 3032230), (6410, 2425784), (6814, 2281960), (7120, 2183887), (10256, 1516115), (12820, 1212892), (13628, 1140980), (17035, 912784), (25640, 606446), (27256, 570490), (34070, 456392), (51280, 303223), (54512, 285245), (57049, 272560), (68140, 228196), (114098, 136280)]