201997775

素因数分解:

$5^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{599}}^1$

素因数の和:704

約数の個数: 48

約数和(自身を含む): 299980800

約数和(自身を除く): 97983025

約数列:

[1, 5, 7, 25, 35, 41, 47, 175, 205, 235, 287, 329, 599, 1025, 1175, 1435, 1645, 1927, 2995, 4193, 7175, 8225, 9635, 13489, 14975, 20965, 24559, 28153, 48175, 67445, 104825, 122795, 140765, 171913, 197071, 337225, 613975, 703825, 859565, 985355, 1154273, 4297825, 4926775, 5771365, 8079911, 28856825, 40399555, 201997775]

約数ペア:

[(1, 201997775), (5, 40399555), (7, 28856825), (25, 8079911), (35, 5771365), (41, 4926775), (47, 4297825), (175, 1154273), (205, 985355), (235, 859565), (287, 703825), (329, 613975), (599, 337225), (1025, 197071), (1175, 171913), (1435, 140765), (1645, 122795), (1927, 104825), (2995, 67445), (4193, 48175), (7175, 28153), (8225, 24559), (9635, 20965), (13489, 14975)]