1581450

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{811}}^1$

素因数の和:839

約数の個数: 48

約数和(自身を含む): 4228896

約数和(自身を除く): 2647446

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 195, 325, 390, 650, 811, 975, 1622, 1950, 2433, 4055, 4866, 8110, 10543, 12165, 20275, 21086, 24330, 31629, 40550, 52715, 60825, 63258, 105430, 121650, 158145, 263575, 316290, 527150, 790725, 1581450]

約数ペア:

[(1, 1581450), (2, 790725), (3, 527150), (5, 316290), (6, 263575), (10, 158145), (13, 121650), (15, 105430), (25, 63258), (26, 60825), (30, 52715), (39, 40550), (50, 31629), (65, 24330), (75, 21086), (78, 20275), (130, 12165), (150, 10543), (195, 8110), (325, 4866), (390, 4055), (650, 2433), (811, 1950), (975, 1622)]