64178600

素因数分解:

$2^3\times 5^2\times {\mathrm{107}}^1\times {\mathrm{2999}}^1$

素因数の和:3122

約数の個数: 48

約数和(自身を含む): 150660000

約数和(自身を除く): 86481400

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 107, 200, 214, 428, 535, 856, 1070, 2140, 2675, 2999, 4280, 5350, 5998, 10700, 11996, 14995, 21400, 23992, 29990, 59980, 74975, 119960, 149950, 299900, 320893, 599800, 641786, 1283572, 1604465, 2567144, 3208930, 6417860, 8022325, 12835720, 16044650, 32089300, 64178600]

約数ペア:

[(1, 64178600), (2, 32089300), (4, 16044650), (5, 12835720), (8, 8022325), (10, 6417860), (20, 3208930), (25, 2567144), (40, 1604465), (50, 1283572), (100, 641786), (107, 599800), (200, 320893), (214, 299900), (428, 149950), (535, 119960), (856, 74975), (1070, 59980), (2140, 29990), (2675, 23992), (2999, 21400), (4280, 14995), (5350, 11996), (5998, 10700)]