27858625

素因数分解:

$5^3\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:202

約数の個数: 32

約数和(自身を含む): 36571392

約数和(自身を除く): 8712767

約数列:

[1, 5, 25, 43, 71, 73, 125, 215, 355, 365, 1075, 1775, 1825, 3053, 3139, 5183, 5375, 8875, 9125, 15265, 15695, 25915, 76325, 78475, 129575, 222869, 381625, 392375, 647875, 1114345, 5571725, 27858625]

約数ペア:

[(1, 27858625), (5, 5571725), (25, 1114345), (43, 647875), (71, 392375), (73, 381625), (125, 222869), (215, 129575), (355, 78475), (365, 76325), (1075, 25915), (1775, 15695), (1825, 15265), (3053, 9125), (3139, 8875), (5183, 5375)]