54478625

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{827}}^1$

素因数の和:890

約数の個数: 32

約数和(自身を含む): 74400768

約数和(自身を除く): 19922143

約数列:

[1, 5, 17, 25, 31, 85, 125, 155, 425, 527, 775, 827, 2125, 2635, 3875, 4135, 13175, 14059, 20675, 25637, 65875, 70295, 103375, 128185, 351475, 435829, 640925, 1757375, 2179145, 3204625, 10895725, 54478625]

約数ペア:

[(1, 54478625), (5, 10895725), (17, 3204625), (25, 2179145), (31, 1757375), (85, 640925), (125, 435829), (155, 351475), (425, 128185), (527, 103375), (775, 70295), (827, 65875), (2125, 25637), (2635, 20675), (3875, 14059), (4135, 13175)]