27941875

素因数分解:

$5^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1$

素因数の和:233

約数の個数: 40

約数和(自身を含む): 39799760

約数和(自身を除く): 11857885

約数列:

[1, 5, 13, 19, 25, 65, 95, 125, 181, 247, 325, 475, 625, 905, 1235, 1625, 2353, 2375, 3439, 4525, 6175, 8125, 11765, 11875, 17195, 22625, 30875, 44707, 58825, 85975, 113125, 154375, 223535, 294125, 429875, 1117675, 1470625, 2149375, 5588375, 27941875]

約数ペア:

[(1, 27941875), (5, 5588375), (13, 2149375), (19, 1470625), (25, 1117675), (65, 429875), (95, 294125), (125, 223535), (181, 154375), (247, 113125), (325, 85975), (475, 58825), (625, 44707), (905, 30875), (1235, 22625), (1625, 17195), (2353, 11875), (2375, 11765), (3439, 8125), (4525, 6175)]