25359680

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1$

素因数の和:176

約数の個数: 112

約数和(自身を含む): 65714880

約数和(自身を除く): 40355200

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 43, 64, 76, 80, 86, 95, 97, 152, 160, 172, 190, 194, 215, 304, 320, 344, 380, 388, 430, 485, 608, 688, 760, 776, 817, 860, 970, 1216, 1376, 1520, 1552, 1634, 1720, 1843, 1940, 2752, 3040, 3104, 3268, 3440, 3686, 3880, 4085, 4171, 6080, 6208, 6536, 6880, 7372, 7760, 8170, 8342, 9215, 13072, 13760, 14744, 15520, 16340, 16684, 18430, 20855, 26144, 29488, 31040, 32680, 33368, 36860, 41710, 52288, 58976, 65360, 66736, 73720, 79249, 83420, 117952, 130720, 133472, 147440, 158498, 166840, 261440, 266944, 294880, 316996, 333680, 396245, 589760, 633992, 667360, 792490, 1267984, 1334720, 1584980, 2535968, 3169960, 5071936, 6339920, 12679840, 25359680]

約数ペア:

[(1, 25359680), (2, 12679840), (4, 6339920), (5, 5071936), (8, 3169960), (10, 2535968), (16, 1584980), (19, 1334720), (20, 1267984), (32, 792490), (38, 667360), (40, 633992), (43, 589760), (64, 396245), (76, 333680), (80, 316996), (86, 294880), (95, 266944), (97, 261440), (152, 166840), (160, 158498), (172, 147440), (190, 133472), (194, 130720), (215, 117952), (304, 83420), (320, 79249), (344, 73720), (380, 66736), (388, 65360), (430, 58976), (485, 52288), (608, 41710), (688, 36860), (760, 33368), (776, 32680), (817, 31040), (860, 29488), (970, 26144), (1216, 20855), (1376, 18430), (1520, 16684), (1552, 16340), (1634, 15520), (1720, 14744), (1843, 13760), (1940, 13072), (2752, 9215), (3040, 8342), (3104, 8170), (3268, 7760), (3440, 7372), (3686, 6880), (3880, 6536), (4085, 6208), (4171, 6080)]