1380147125

素因数分解:

$5^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1$

素因数の和:184

約数の個数: 128

約数和(自身を含む): 2234179584

約数和(自身を除く): 854032459

約数列:

[1, 5, 7, 17, 25, 31, 35, 41, 73, 85, 119, 125, 155, 175, 205, 217, 287, 365, 425, 511, 527, 595, 697, 775, 875, 1025, 1085, 1241, 1271, 1435, 1825, 2125, 2263, 2555, 2635, 2975, 2993, 3485, 3689, 3875, 4879, 5125, 5425, 6205, 6355, 7175, 8687, 8897, 9125, 11315, 12775, 13175, 14875, 14965, 15841, 17425, 18445, 20951, 21607, 24395, 27125, 31025, 31775, 35875, 38471, 43435, 44485, 50881, 56575, 63875, 65875, 74825, 79205, 87125, 92225, 92783, 104755, 108035, 121975, 151249, 155125, 158875, 192355, 217175, 222425, 254405, 269297, 282875, 356167, 374125, 396025, 461125, 463915, 523775, 540175, 609875, 649481, 756245, 961775, 1085875, 1112125, 1272025, 1346485, 1577311, 1780835, 1980125, 2319575, 2618875, 2700875, 3247405, 3781225, 4808875, 6360125, 6732425, 7886555, 8904175, 11041177, 11597875, 16237025, 18906125, 33662125, 39432775, 44520875, 55205885, 81185125, 197163875, 276029425, 1380147125]

約数ペア:

[(1, 1380147125), (5, 276029425), (7, 197163875), (17, 81185125), (25, 55205885), (31, 44520875), (35, 39432775), (41, 33662125), (73, 18906125), (85, 16237025), (119, 11597875), (125, 11041177), (155, 8904175), (175, 7886555), (205, 6732425), (217, 6360125), (287, 4808875), (365, 3781225), (425, 3247405), (511, 2700875), (527, 2618875), (595, 2319575), (697, 1980125), (775, 1780835), (875, 1577311), (1025, 1346485), (1085, 1272025), (1241, 1112125), (1271, 1085875), (1435, 961775), (1825, 756245), (2125, 649481), (2263, 609875), (2555, 540175), (2635, 523775), (2975, 463915), (2993, 461125), (3485, 396025), (3689, 374125), (3875, 356167), (4879, 282875), (5125, 269297), (5425, 254405), (6205, 222425), (6355, 217175), (7175, 192355), (8687, 158875), (8897, 155125), (9125, 151249), (11315, 121975), (12775, 108035), (13175, 104755), (14875, 92783), (14965, 92225), (15841, 87125), (17425, 79205), (18445, 74825), (20951, 65875), (21607, 63875), (24395, 56575), (27125, 50881), (31025, 44485), (31775, 43435), (35875, 38471)]