81073710

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{991}}^1$

素因数の和:1111

約数の個数: 80

約数和(自身を含む): 220378752

約数和(自身を除く): 139305042

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 101, 135, 162, 202, 270, 303, 405, 505, 606, 810, 909, 991, 1010, 1515, 1818, 1982, 2727, 2973, 3030, 4545, 4955, 5454, 5946, 8181, 8919, 9090, 9910, 13635, 14865, 16362, 17838, 26757, 27270, 29730, 40905, 44595, 53514, 80271, 81810, 89190, 100091, 133785, 160542, 200182, 267570, 300273, 401355, 500455, 600546, 802710, 900819, 1000910, 1501365, 1801638, 2702457, 3002730, 4504095, 5404914, 8107371, 9008190, 13512285, 16214742, 27024570, 40536855, 81073710]

約数ペア:

[(1, 81073710), (2, 40536855), (3, 27024570), (5, 16214742), (6, 13512285), (9, 9008190), (10, 8107371), (15, 5404914), (18, 4504095), (27, 3002730), (30, 2702457), (45, 1801638), (54, 1501365), (81, 1000910), (90, 900819), (101, 802710), (135, 600546), (162, 500455), (202, 401355), (270, 300273), (303, 267570), (405, 200182), (505, 160542), (606, 133785), (810, 100091), (909, 89190), (991, 81810), (1010, 80271), (1515, 53514), (1818, 44595), (1982, 40905), (2727, 29730), (2973, 27270), (3030, 26757), (4545, 17838), (4955, 16362), (5454, 14865), (5946, 13635), (8181, 9910), (8919, 9090)]