281072050

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{487}}^1$

素因数の和:620

約数の個数: 96

約数和(自身を含む): 640459008

約数和(自身を除く): 359386958

約数列:

[1, 2, 5, 7, 10, 14, 17, 25, 34, 35, 50, 70, 85, 97, 119, 170, 175, 194, 238, 350, 425, 485, 487, 595, 679, 850, 970, 974, 1190, 1358, 1649, 2425, 2435, 2975, 3298, 3395, 3409, 4850, 4870, 5950, 6790, 6818, 8245, 8279, 11543, 12175, 16490, 16558, 16975, 17045, 23086, 24350, 33950, 34090, 41225, 41395, 47239, 57715, 57953, 82450, 82790, 85225, 94478, 115430, 115906, 170450, 206975, 236195, 288575, 289765, 330673, 413950, 472390, 577150, 579530, 661346, 803063, 1180975, 1448825, 1606126, 1653365, 2361950, 2897650, 3306730, 4015315, 5621441, 8030630, 8266825, 11242882, 16533650, 20076575, 28107205, 40153150, 56214410, 140536025, 281072050]

約数ペア:

[(1, 281072050), (2, 140536025), (5, 56214410), (7, 40153150), (10, 28107205), (14, 20076575), (17, 16533650), (25, 11242882), (34, 8266825), (35, 8030630), (50, 5621441), (70, 4015315), (85, 3306730), (97, 2897650), (119, 2361950), (170, 1653365), (175, 1606126), (194, 1448825), (238, 1180975), (350, 803063), (425, 661346), (485, 579530), (487, 577150), (595, 472390), (679, 413950), (850, 330673), (970, 289765), (974, 288575), (1190, 236195), (1358, 206975), (1649, 170450), (2425, 115906), (2435, 115430), (2975, 94478), (3298, 85225), (3395, 82790), (3409, 82450), (4850, 57953), (4870, 57715), (5950, 47239), (6790, 41395), (6818, 41225), (8245, 34090), (8279, 33950), (11543, 24350), (12175, 23086), (16490, 17045), (16558, 16975)]