78778890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{859}}^1\times {\mathrm{1019}}^1$

素因数の和:1891

約数の個数: 48

約数和(自身を含む): 205264800

約数和(自身を除く): 126485910

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 859, 1019, 1718, 2038, 2577, 3057, 4295, 5095, 5154, 6114, 7731, 8590, 9171, 10190, 12885, 15285, 15462, 18342, 25770, 30570, 38655, 45855, 77310, 91710, 875321, 1750642, 2625963, 4376605, 5251926, 7877889, 8753210, 13129815, 15755778, 26259630, 39389445, 78778890]

約数ペア:

[(1, 78778890), (2, 39389445), (3, 26259630), (5, 15755778), (6, 13129815), (9, 8753210), (10, 7877889), (15, 5251926), (18, 4376605), (30, 2625963), (45, 1750642), (90, 875321), (859, 91710), (1019, 77310), (1718, 45855), (2038, 38655), (2577, 30570), (3057, 25770), (4295, 18342), (5095, 15462), (5154, 15285), (6114, 12885), (7731, 10190), (8590, 9171)]