1389735550

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{547}}^1$

素因数の和:651

約数の個数: 144

約数和(自身を含む): 3241921968

約数和(自身を除く): 1852186418

約数列:

[1, 2, 5, 7, 10, 14, 17, 25, 34, 35, 49, 50, 61, 70, 85, 98, 119, 122, 170, 175, 238, 245, 305, 350, 425, 427, 490, 547, 595, 610, 833, 850, 854, 1037, 1094, 1190, 1225, 1525, 1666, 2074, 2135, 2450, 2735, 2975, 2989, 3050, 3829, 4165, 4270, 5185, 5470, 5950, 5978, 7259, 7658, 8330, 9299, 10370, 10675, 13675, 14518, 14945, 18598, 19145, 20825, 21350, 25925, 26803, 27350, 29890, 33367, 36295, 38290, 41650, 46495, 50813, 51850, 53606, 65093, 66734, 72590, 74725, 92990, 95725, 101626, 130186, 134015, 149450, 166835, 181475, 191450, 232475, 233569, 254065, 268030, 325465, 333670, 362950, 455651, 464950, 467138, 508130, 567239, 650930, 670075, 834175, 911302, 1134478, 1167845, 1270325, 1340150, 1627325, 1634983, 1668350, 2278255, 2335690, 2540650, 2836195, 3254650, 3269966, 3970673, 4556510, 5672390, 5839225, 7941346, 8174915, 11391275, 11678450, 14180975, 16349830, 19853365, 22782550, 27794711, 28361950, 39706730, 40874575, 55589422, 81749150, 99266825, 138973555, 198533650, 277947110, 694867775, 1389735550]

約数ペア:

[(1, 1389735550), (2, 694867775), (5, 277947110), (7, 198533650), (10, 138973555), (14, 99266825), (17, 81749150), (25, 55589422), (34, 40874575), (35, 39706730), (49, 28361950), (50, 27794711), (61, 22782550), (70, 19853365), (85, 16349830), (98, 14180975), (119, 11678450), (122, 11391275), (170, 8174915), (175, 7941346), (238, 5839225), (245, 5672390), (305, 4556510), (350, 3970673), (425, 3269966), (427, 3254650), (490, 2836195), (547, 2540650), (595, 2335690), (610, 2278255), (833, 1668350), (850, 1634983), (854, 1627325), (1037, 1340150), (1094, 1270325), (1190, 1167845), (1225, 1134478), (1525, 911302), (1666, 834175), (2074, 670075), (2135, 650930), (2450, 567239), (2735, 508130), (2975, 467138), (2989, 464950), (3050, 455651), (3829, 362950), (4165, 333670), (4270, 325465), (5185, 268030), (5470, 254065), (5950, 233569), (5978, 232475), (7259, 191450), (7658, 181475), (8330, 166835), (9299, 149450), (10370, 134015), (10675, 130186), (13675, 101626), (14518, 95725), (14945, 92990), (18598, 74725), (19145, 72590), (20825, 66734), (21350, 65093), (25925, 53606), (26803, 51850), (27350, 50813), (29890, 46495), (33367, 41650), (36295, 38290)]