12892400

素因数分解:

$2^4\times 5^2\times {\mathrm{167}}^1\times {\mathrm{193}}^1$

素因数の和:378

約数の個数: 60

約数和(自身を含む): 31320912

約数和(自身を除く): 18428512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 167, 193, 200, 334, 386, 400, 668, 772, 835, 965, 1336, 1544, 1670, 1930, 2672, 3088, 3340, 3860, 4175, 4825, 6680, 7720, 8350, 9650, 13360, 15440, 16700, 19300, 32231, 33400, 38600, 64462, 66800, 77200, 128924, 161155, 257848, 322310, 515696, 644620, 805775, 1289240, 1611550, 2578480, 3223100, 6446200, 12892400]

約数ペア:

[(1, 12892400), (2, 6446200), (4, 3223100), (5, 2578480), (8, 1611550), (10, 1289240), (16, 805775), (20, 644620), (25, 515696), (40, 322310), (50, 257848), (80, 161155), (100, 128924), (167, 77200), (193, 66800), (200, 64462), (334, 38600), (386, 33400), (400, 32231), (668, 19300), (772, 16700), (835, 15440), (965, 13360), (1336, 9650), (1544, 8350), (1670, 7720), (1930, 6680), (2672, 4825), (3088, 4175), (3340, 3860)]