16591280

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:234

約数の個数: 80

約数和(自身を含む): 41140224

約数和(自身を除く): 24548944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 71, 80, 92, 115, 127, 142, 184, 230, 254, 284, 355, 368, 460, 508, 568, 635, 710, 920, 1016, 1136, 1270, 1420, 1633, 1840, 2032, 2540, 2840, 2921, 3266, 5080, 5680, 5842, 6532, 8165, 9017, 10160, 11684, 13064, 14605, 16330, 18034, 23368, 26128, 29210, 32660, 36068, 45085, 46736, 58420, 65320, 72136, 90170, 116840, 130640, 144272, 180340, 207391, 233680, 360680, 414782, 721360, 829564, 1036955, 1659128, 2073910, 3318256, 4147820, 8295640, 16591280]

約数ペア:

[(1, 16591280), (2, 8295640), (4, 4147820), (5, 3318256), (8, 2073910), (10, 1659128), (16, 1036955), (20, 829564), (23, 721360), (40, 414782), (46, 360680), (71, 233680), (80, 207391), (92, 180340), (115, 144272), (127, 130640), (142, 116840), (184, 90170), (230, 72136), (254, 65320), (284, 58420), (355, 46736), (368, 45085), (460, 36068), (508, 32660), (568, 29210), (635, 26128), (710, 23368), (920, 18034), (1016, 16330), (1136, 14605), (1270, 13064), (1420, 11684), (1633, 10160), (1840, 9017), (2032, 8165), (2540, 6532), (2840, 5842), (2921, 5680), (3266, 5080)]