1543281025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{137}}^2$

素因数の和:331

約数の個数: 72

約数和(自身を含む): 2363223744

約数和(自身を除く): 819942719

約数列:

[1, 5, 11, 13, 23, 25, 55, 65, 115, 137, 143, 253, 275, 299, 325, 575, 685, 715, 1265, 1495, 1507, 1781, 3151, 3289, 3425, 3575, 6325, 7475, 7535, 8905, 15755, 16445, 18769, 19591, 34661, 37675, 40963, 44525, 78775, 82225, 93845, 97955, 173305, 204815, 206459, 243997, 431687, 450593, 469225, 489775, 866525, 1024075, 1032295, 1219985, 2158435, 2252965, 2683967, 4748557, 5161475, 5611931, 6099925, 10792175, 11264825, 13419835, 23742785, 28059655, 61731241, 67099175, 118713925, 140298275, 308656205, 1543281025]

約数ペア:

[(1, 1543281025), (5, 308656205), (11, 140298275), (13, 118713925), (23, 67099175), (25, 61731241), (55, 28059655), (65, 23742785), (115, 13419835), (137, 11264825), (143, 10792175), (253, 6099925), (275, 5611931), (299, 5161475), (325, 4748557), (575, 2683967), (685, 2252965), (715, 2158435), (1265, 1219985), (1495, 1032295), (1507, 1024075), (1781, 866525), (3151, 489775), (3289, 469225), (3425, 450593), (3575, 431687), (6325, 243997), (7475, 206459), (7535, 204815), (8905, 173305), (15755, 97955), (16445, 93845), (18769, 82225), (19591, 78775), (34661, 44525), (37675, 40963)]