77128125

素因数分解:

$3^1\times 5^5\times {\mathrm{19}}^1\times {\mathrm{433}}^1$

素因数の和:480

約数の個数: 48

約数和(自身を含む): 135616320

約数和(自身を除く): 58488195

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 125, 285, 375, 433, 475, 625, 1299, 1425, 1875, 2165, 2375, 3125, 6495, 7125, 8227, 9375, 10825, 11875, 24681, 32475, 35625, 41135, 54125, 59375, 123405, 162375, 178125, 205675, 270625, 617025, 811875, 1028375, 1353125, 3085125, 4059375, 5141875, 15425625, 25709375, 77128125]

約数ペア:

[(1, 77128125), (3, 25709375), (5, 15425625), (15, 5141875), (19, 4059375), (25, 3085125), (57, 1353125), (75, 1028375), (95, 811875), (125, 617025), (285, 270625), (375, 205675), (433, 178125), (475, 162375), (625, 123405), (1299, 59375), (1425, 54125), (1875, 41135), (2165, 35625), (2375, 32475), (3125, 24681), (6495, 11875), (7125, 10825), (8227, 9375)]