210928250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{64901}}^1$

素因数の和:64931

約数の個数: 32

約数和(自身を含む): 425237904

約数和(自身を除く): 214309654

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 650, 1625, 3250, 64901, 129802, 324505, 649010, 843713, 1622525, 1687426, 3245050, 4218565, 8112625, 8437130, 16225250, 21092825, 42185650, 105464125, 210928250]

約数ペア:

[(1, 210928250), (2, 105464125), (5, 42185650), (10, 21092825), (13, 16225250), (25, 8437130), (26, 8112625), (50, 4218565), (65, 3245050), (125, 1687426), (130, 1622525), (250, 843713), (325, 649010), (650, 324505), (1625, 129802), (3250, 64901)]