99218480

素因数分解:

$2^4\times 5^1\times {\mathrm{1240231}}^1$

素因数の和:1240244

約数の個数: 20

約数和(自身を含む): 230683152

約数和(自身を除く): 131464672

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1240231, 2480462, 4960924, 6201155, 9921848, 12402310, 19843696, 24804620, 49609240, 99218480]

約数ペア:

[(1, 99218480), (2, 49609240), (4, 24804620), (5, 19843696), (8, 12402310), (10, 9921848), (16, 6201155), (20, 4960924), (40, 2480462), (80, 1240231)]