200155375

素因数分解:

$5^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:257

約数の個数: 64

約数和(自身を含む): 302874624

約数和(自身を除く): 102719249

約数列:

[1, 5, 7, 25, 31, 35, 47, 125, 155, 157, 175, 217, 235, 329, 775, 785, 875, 1085, 1099, 1175, 1457, 1645, 3875, 3925, 4867, 5425, 5495, 5875, 7285, 7379, 8225, 10199, 19625, 24335, 27125, 27475, 34069, 36425, 36895, 41125, 50995, 51653, 121675, 137375, 170345, 182125, 184475, 228749, 254975, 258265, 608375, 851725, 922375, 1143745, 1274875, 1291325, 1601243, 4258625, 5718725, 6456625, 8006215, 28593625, 40031075, 200155375]

約数ペア:

[(1, 200155375), (5, 40031075), (7, 28593625), (25, 8006215), (31, 6456625), (35, 5718725), (47, 4258625), (125, 1601243), (155, 1291325), (157, 1274875), (175, 1143745), (217, 922375), (235, 851725), (329, 608375), (775, 258265), (785, 254975), (875, 228749), (1085, 184475), (1099, 182125), (1175, 170345), (1457, 137375), (1645, 121675), (3875, 51653), (3925, 50995), (4867, 41125), (5425, 36895), (5495, 36425), (5875, 34069), (7285, 27475), (7379, 27125), (8225, 24335), (10199, 19625)]