199375150

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{18043}}^1$

素因数の和:18085

約数の個数: 48

約数和(自身を含む): 422879184

約数和(自身を除く): 223504034

約数列:

[1, 2, 5, 10, 13, 17, 25, 26, 34, 50, 65, 85, 130, 170, 221, 325, 425, 442, 650, 850, 1105, 2210, 5525, 11050, 18043, 36086, 90215, 180430, 234559, 306731, 451075, 469118, 613462, 902150, 1172795, 1533655, 2345590, 3067310, 3987503, 5863975, 7668275, 7975006, 11727950, 15336550, 19937515, 39875030, 99687575, 199375150]

約数ペア:

[(1, 199375150), (2, 99687575), (5, 39875030), (10, 19937515), (13, 15336550), (17, 11727950), (25, 7975006), (26, 7668275), (34, 5863975), (50, 3987503), (65, 3067310), (85, 2345590), (130, 1533655), (170, 1172795), (221, 902150), (325, 613462), (425, 469118), (442, 451075), (650, 306731), (850, 234559), (1105, 180430), (2210, 90215), (5525, 36086), (11050, 18043)]