28876300

素因数分解:

$2^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{7043}}^1$

素因数の和:7098

約数の個数: 36

約数和(自身を含む): 64199016

約数和(自身を除く): 35322716

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 164, 205, 410, 820, 1025, 2050, 4100, 7043, 14086, 28172, 35215, 70430, 140860, 176075, 288763, 352150, 577526, 704300, 1155052, 1443815, 2887630, 5775260, 7219075, 14438150, 28876300]

約数ペア:

[(1, 28876300), (2, 14438150), (4, 7219075), (5, 5775260), (10, 2887630), (20, 1443815), (25, 1155052), (41, 704300), (50, 577526), (82, 352150), (100, 288763), (164, 176075), (205, 140860), (410, 70430), (820, 35215), (1025, 28172), (2050, 14086), (4100, 7043)]