20794037225

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{719}}^1$

素因数の和:891

約数の個数: 96

約数和(自身を含む): 29968081920

約数和(自身を除く): 9174044695

約数列:

[1, 5, 13, 23, 25, 53, 65, 73, 115, 265, 299, 325, 365, 575, 689, 719, 949, 1219, 1325, 1495, 1679, 1825, 3445, 3595, 3869, 4745, 6095, 7475, 8395, 9347, 15847, 16537, 17225, 17975, 19345, 21827, 23725, 30475, 38107, 41975, 46735, 50297, 52487, 79235, 82685, 88987, 96725, 109135, 190535, 214981, 233675, 251485, 262435, 396175, 413425, 444935, 495391, 545675, 682331, 876461, 952675, 1074905, 1156831, 1207201, 1257425, 1312175, 2224675, 2476955, 2781811, 3411655, 4382305, 5374525, 5784155, 6036005, 11393993, 12384775, 13909055, 15693613, 17058275, 21911525, 28920775, 30180025, 36163543, 56969965, 63981653, 69545275, 78468065, 180817715, 284849825, 319908265, 392340325, 831761489, 904088575, 1599541325, 4158807445, 20794037225]

約数ペア:

[(1, 20794037225), (5, 4158807445), (13, 1599541325), (23, 904088575), (25, 831761489), (53, 392340325), (65, 319908265), (73, 284849825), (115, 180817715), (265, 78468065), (299, 69545275), (325, 63981653), (365, 56969965), (575, 36163543), (689, 30180025), (719, 28920775), (949, 21911525), (1219, 17058275), (1325, 15693613), (1495, 13909055), (1679, 12384775), (1825, 11393993), (3445, 6036005), (3595, 5784155), (3869, 5374525), (4745, 4382305), (6095, 3411655), (7475, 2781811), (8395, 2476955), (9347, 2224675), (15847, 1312175), (16537, 1257425), (17225, 1207201), (17975, 1156831), (19345, 1074905), (21827, 952675), (23725, 876461), (30475, 682331), (38107, 545675), (41975, 495391), (46735, 444935), (50297, 413425), (52487, 396175), (79235, 262435), (82685, 251485), (88987, 233675), (96725, 214981), (109135, 190535)]