28641200

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{193}}^1$

素因数の和:271

約数の個数: 120

約数和(自身を含む): 80539488

約数和(自身を除く): 51898288

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 53, 56, 70, 80, 100, 106, 112, 140, 175, 193, 200, 212, 265, 280, 350, 371, 386, 400, 424, 530, 560, 700, 742, 772, 848, 965, 1060, 1325, 1351, 1400, 1484, 1544, 1855, 1930, 2120, 2650, 2702, 2800, 2968, 3088, 3710, 3860, 4240, 4825, 5300, 5404, 5936, 6755, 7420, 7720, 9275, 9650, 10229, 10600, 10808, 13510, 14840, 15440, 18550, 19300, 20458, 21200, 21616, 27020, 29680, 33775, 37100, 38600, 40916, 51145, 54040, 67550, 71603, 74200, 77200, 81832, 102290, 108080, 135100, 143206, 148400, 163664, 204580, 255725, 270200, 286412, 358015, 409160, 511450, 540400, 572824, 716030, 818320, 1022900, 1145648, 1432060, 1790075, 2045800, 2864120, 3580150, 4091600, 5728240, 7160300, 14320600, 28641200]

約数ペア:

[(1, 28641200), (2, 14320600), (4, 7160300), (5, 5728240), (7, 4091600), (8, 3580150), (10, 2864120), (14, 2045800), (16, 1790075), (20, 1432060), (25, 1145648), (28, 1022900), (35, 818320), (40, 716030), (50, 572824), (53, 540400), (56, 511450), (70, 409160), (80, 358015), (100, 286412), (106, 270200), (112, 255725), (140, 204580), (175, 163664), (193, 148400), (200, 143206), (212, 135100), (265, 108080), (280, 102290), (350, 81832), (371, 77200), (386, 74200), (400, 71603), (424, 67550), (530, 54040), (560, 51145), (700, 40916), (742, 38600), (772, 37100), (848, 33775), (965, 29680), (1060, 27020), (1325, 21616), (1351, 21200), (1400, 20458), (1484, 19300), (1544, 18550), (1855, 15440), (1930, 14840), (2120, 13510), (2650, 10808), (2702, 10600), (2800, 10229), (2968, 9650), (3088, 9275), (3710, 7720), (3860, 7420), (4240, 6755), (4825, 5936), (5300, 5404)]