81030456

素因数分解:

$2^3\times 3^4\times {\mathrm{13}}^1\times {\mathrm{9619}}^1$

素因数の和:9650

約数の個数: 80

約数和(自身を含む): 244444200

約数和(自身を除く): 163413744

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 81, 104, 108, 117, 156, 162, 216, 234, 312, 324, 351, 468, 648, 702, 936, 1053, 1404, 2106, 2808, 4212, 8424, 9619, 19238, 28857, 38476, 57714, 76952, 86571, 115428, 125047, 173142, 230856, 250094, 259713, 346284, 375141, 500188, 519426, 692568, 750282, 779139, 1000376, 1038852, 1125423, 1500564, 1558278, 2077704, 2250846, 3001128, 3116556, 3376269, 4501692, 6233112, 6752538, 9003384, 10128807, 13505076, 20257614, 27010152, 40515228, 81030456]

約数ペア:

[(1, 81030456), (2, 40515228), (3, 27010152), (4, 20257614), (6, 13505076), (8, 10128807), (9, 9003384), (12, 6752538), (13, 6233112), (18, 4501692), (24, 3376269), (26, 3116556), (27, 3001128), (36, 2250846), (39, 2077704), (52, 1558278), (54, 1500564), (72, 1125423), (78, 1038852), (81, 1000376), (104, 779139), (108, 750282), (117, 692568), (156, 519426), (162, 500188), (216, 375141), (234, 346284), (312, 259713), (324, 250094), (351, 230856), (468, 173142), (648, 125047), (702, 115428), (936, 86571), (1053, 76952), (1404, 57714), (2106, 38476), (2808, 28857), (4212, 19238), (8424, 9619)]