28898600

素因数分解:

$2^3\times 5^2\times {\mathrm{131}}^1\times {\mathrm{1103}}^1$

素因数の和:1250

約数の個数: 48

約数和(自身を含む): 67763520

約数和(自身を除く): 38864920

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 131, 200, 262, 524, 655, 1048, 1103, 1310, 2206, 2620, 3275, 4412, 5240, 5515, 6550, 8824, 11030, 13100, 22060, 26200, 27575, 44120, 55150, 110300, 144493, 220600, 288986, 577972, 722465, 1155944, 1444930, 2889860, 3612325, 5779720, 7224650, 14449300, 28898600]

約数ペア:

[(1, 28898600), (2, 14449300), (4, 7224650), (5, 5779720), (8, 3612325), (10, 2889860), (20, 1444930), (25, 1155944), (40, 722465), (50, 577972), (100, 288986), (131, 220600), (200, 144493), (262, 110300), (524, 55150), (655, 44120), (1048, 27575), (1103, 26200), (1310, 22060), (2206, 13100), (2620, 11030), (3275, 8824), (4412, 6550), (5240, 5515)]