216979250

素因数分解:

$2^1\times 5^3\times {\mathrm{449}}^1\times {\mathrm{1933}}^1$

素因数の和:2399

約数の個数: 32

約数和(自身を含む): 407300400

約数和(自身を除く): 190321150

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 449, 898, 1933, 2245, 3866, 4490, 9665, 11225, 19330, 22450, 48325, 56125, 96650, 112250, 241625, 483250, 867917, 1735834, 4339585, 8679170, 21697925, 43395850, 108489625, 216979250]

約数ペア:

[(1, 216979250), (2, 108489625), (5, 43395850), (10, 21697925), (25, 8679170), (50, 4339585), (125, 1735834), (250, 867917), (449, 483250), (898, 241625), (1933, 112250), (2245, 96650), (3866, 56125), (4490, 48325), (9665, 22450), (11225, 19330)]