1287202175

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{173}}^1$

素因数の和:309

約数の個数: 96

約数和(自身を含む): 2022620544

約数和(自身を除く): 735418369

約数列:

[1, 5, 7, 17, 25, 35, 41, 61, 85, 119, 173, 175, 205, 287, 305, 425, 427, 595, 697, 865, 1025, 1037, 1211, 1435, 1525, 2135, 2501, 2941, 2975, 3485, 4325, 4879, 5185, 6055, 7093, 7175, 7259, 10553, 10675, 12505, 14705, 17425, 17507, 20587, 24395, 25925, 30275, 35465, 36295, 42517, 49651, 52765, 62525, 73525, 73871, 87535, 102935, 120581, 121975, 177325, 179401, 181475, 212585, 248255, 263825, 297619, 369355, 432673, 437675, 514675, 602905, 844067, 897005, 1062925, 1241275, 1255807, 1488095, 1846775, 2163365, 3014525, 3028711, 4220335, 4485025, 6279035, 7355441, 7440475, 10816825, 15143555, 21101675, 31395175, 36777205, 51488087, 75717775, 183886025, 257440435, 1287202175]

約数ペア:

[(1, 1287202175), (5, 257440435), (7, 183886025), (17, 75717775), (25, 51488087), (35, 36777205), (41, 31395175), (61, 21101675), (85, 15143555), (119, 10816825), (173, 7440475), (175, 7355441), (205, 6279035), (287, 4485025), (305, 4220335), (425, 3028711), (427, 3014525), (595, 2163365), (697, 1846775), (865, 1488095), (1025, 1255807), (1037, 1241275), (1211, 1062925), (1435, 897005), (1525, 844067), (2135, 602905), (2501, 514675), (2941, 437675), (2975, 432673), (3485, 369355), (4325, 297619), (4879, 263825), (5185, 248255), (6055, 212585), (7093, 181475), (7175, 179401), (7259, 177325), (10553, 121975), (10675, 120581), (12505, 102935), (14705, 87535), (17425, 73871), (17507, 73525), (20587, 62525), (24395, 52765), (25925, 49651), (30275, 42517), (35465, 36295)]