81159330

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{2371}}^1$

素因数の和:2551

約数の個数: 64

約数和(自身を含む): 224068608

約数和(自身を除く): 142909278

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 163, 210, 326, 489, 815, 978, 1141, 1630, 2282, 2371, 2445, 3423, 4742, 4890, 5705, 6846, 7113, 11410, 11855, 14226, 16597, 17115, 23710, 33194, 34230, 35565, 49791, 71130, 82985, 99582, 165970, 248955, 386473, 497910, 772946, 1159419, 1932365, 2318838, 2705311, 3864730, 5410622, 5797095, 8115933, 11594190, 13526555, 16231866, 27053110, 40579665, 81159330]

約数ペア:

[(1, 81159330), (2, 40579665), (3, 27053110), (5, 16231866), (6, 13526555), (7, 11594190), (10, 8115933), (14, 5797095), (15, 5410622), (21, 3864730), (30, 2705311), (35, 2318838), (42, 1932365), (70, 1159419), (105, 772946), (163, 497910), (210, 386473), (326, 248955), (489, 165970), (815, 99582), (978, 82985), (1141, 71130), (1630, 49791), (2282, 35565), (2371, 34230), (2445, 33194), (3423, 23710), (4742, 17115), (4890, 16597), (5705, 14226), (6846, 11855), (7113, 11410)]