201798075

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{971}}^1$

素因数の和:1164

約数の個数: 48

約数和(自身を含む): 355798656

約数和(自身を除く): 154000581

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 163, 255, 425, 489, 815, 971, 1275, 2445, 2771, 2913, 4075, 4855, 8313, 12225, 13855, 14565, 16507, 24275, 41565, 49521, 69275, 72825, 82535, 158273, 207825, 247605, 412675, 474819, 791365, 1238025, 2374095, 2690641, 3956825, 8071923, 11870475, 13453205, 40359615, 67266025, 201798075]

約数ペア:

[(1, 201798075), (3, 67266025), (5, 40359615), (15, 13453205), (17, 11870475), (25, 8071923), (51, 3956825), (75, 2690641), (85, 2374095), (163, 1238025), (255, 791365), (425, 474819), (489, 412675), (815, 247605), (971, 207825), (1275, 158273), (2445, 82535), (2771, 72825), (2913, 69275), (4075, 49521), (4855, 41565), (8313, 24275), (12225, 16507), (13855, 14565)]