518668000

素因数分解:

$2^5\times 5^3\times {\mathrm{127}}^1\times {\mathrm{1021}}^1$

素因数の和:1173

約数の個数: 96

約数和(自身を含む): 1285659648

約数和(自身を除く): 766991648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 127, 160, 200, 250, 254, 400, 500, 508, 635, 800, 1000, 1016, 1021, 1270, 2000, 2032, 2042, 2540, 3175, 4000, 4064, 4084, 5080, 5105, 6350, 8168, 10160, 10210, 12700, 15875, 16336, 20320, 20420, 25400, 25525, 31750, 32672, 40840, 50800, 51050, 63500, 81680, 101600, 102100, 127000, 127625, 129667, 163360, 204200, 254000, 255250, 259334, 408400, 508000, 510500, 518668, 648335, 816800, 1021000, 1037336, 1296670, 2042000, 2074672, 2593340, 3241675, 4084000, 4149344, 5186680, 6483350, 10373360, 12966700, 16208375, 20746720, 25933400, 32416750, 51866800, 64833500, 103733600, 129667000, 259334000, 518668000]

約数ペア:

[(1, 518668000), (2, 259334000), (4, 129667000), (5, 103733600), (8, 64833500), (10, 51866800), (16, 32416750), (20, 25933400), (25, 20746720), (32, 16208375), (40, 12966700), (50, 10373360), (80, 6483350), (100, 5186680), (125, 4149344), (127, 4084000), (160, 3241675), (200, 2593340), (250, 2074672), (254, 2042000), (400, 1296670), (500, 1037336), (508, 1021000), (635, 816800), (800, 648335), (1000, 518668), (1016, 510500), (1021, 508000), (1270, 408400), (2000, 259334), (2032, 255250), (2042, 254000), (2540, 204200), (3175, 163360), (4000, 129667), (4064, 127625), (4084, 127000), (5080, 102100), (5105, 101600), (6350, 81680), (8168, 63500), (10160, 51050), (10210, 50800), (12700, 40840), (15875, 32672), (16336, 31750), (20320, 25525), (20420, 25400)]