102880400

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{181}}^1$

素因数の和:242

約数の個数: 180

約数和(自身を含む): 299082420

約数和(自身を除く): 196202020

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 29, 35, 40, 49, 50, 56, 58, 70, 80, 98, 100, 112, 116, 140, 145, 175, 181, 196, 200, 203, 232, 245, 280, 290, 350, 362, 392, 400, 406, 464, 490, 560, 580, 700, 724, 725, 784, 812, 905, 980, 1015, 1160, 1225, 1267, 1400, 1421, 1448, 1450, 1624, 1810, 1960, 2030, 2320, 2450, 2534, 2800, 2842, 2896, 2900, 3248, 3620, 3920, 4060, 4525, 4900, 5068, 5075, 5249, 5684, 5800, 6335, 7105, 7240, 8120, 8869, 9050, 9800, 10136, 10150, 10498, 11368, 11600, 12670, 14210, 14480, 16240, 17738, 18100, 19600, 20272, 20300, 20996, 22736, 25340, 26245, 28420, 31675, 35476, 35525, 36200, 36743, 40600, 41992, 44345, 50680, 52490, 56840, 63350, 70952, 71050, 72400, 73486, 81200, 83984, 88690, 101360, 104980, 113680, 126700, 131225, 141904, 142100, 146972, 177380, 183715, 209960, 221725, 253400, 257201, 262450, 284200, 293944, 354760, 367430, 419920, 443450, 506800, 514402, 524900, 568400, 587888, 709520, 734860, 886900, 918575, 1028804, 1049800, 1286005, 1469720, 1773800, 1837150, 2057608, 2099600, 2572010, 2939440, 3547600, 3674300, 4115216, 5144020, 6430025, 7348600, 10288040, 12860050, 14697200, 20576080, 25720100, 51440200, 102880400]

約数ペア:

[(1, 102880400), (2, 51440200), (4, 25720100), (5, 20576080), (7, 14697200), (8, 12860050), (10, 10288040), (14, 7348600), (16, 6430025), (20, 5144020), (25, 4115216), (28, 3674300), (29, 3547600), (35, 2939440), (40, 2572010), (49, 2099600), (50, 2057608), (56, 1837150), (58, 1773800), (70, 1469720), (80, 1286005), (98, 1049800), (100, 1028804), (112, 918575), (116, 886900), (140, 734860), (145, 709520), (175, 587888), (181, 568400), (196, 524900), (200, 514402), (203, 506800), (232, 443450), (245, 419920), (280, 367430), (290, 354760), (350, 293944), (362, 284200), (392, 262450), (400, 257201), (406, 253400), (464, 221725), (490, 209960), (560, 183715), (580, 177380), (700, 146972), (724, 142100), (725, 141904), (784, 131225), (812, 126700), (905, 113680), (980, 104980), (1015, 101360), (1160, 88690), (1225, 83984), (1267, 81200), (1400, 73486), (1421, 72400), (1448, 71050), (1450, 70952), (1624, 63350), (1810, 56840), (1960, 52490), (2030, 50680), (2320, 44345), (2450, 41992), (2534, 40600), (2800, 36743), (2842, 36200), (2896, 35525), (2900, 35476), (3248, 31675), (3620, 28420), (3920, 26245), (4060, 25340), (4525, 22736), (4900, 20996), (5068, 20300), (5075, 20272), (5249, 19600), (5684, 18100), (5800, 17738), (6335, 16240), (7105, 14480), (7240, 14210), (8120, 12670), (8869, 11600), (9050, 11368), (9800, 10498), (10136, 10150)]