38648320

素因数分解:

$2^9\times 5^1\times {\mathrm{31}}^1\times {\mathrm{487}}^1$

素因数の和:541

約数の個数: 80

約数和(自身を含む): 95851008

約数和(自身を除く): 57202688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 487, 496, 512, 620, 640, 974, 992, 1240, 1280, 1948, 1984, 2435, 2480, 2560, 3896, 3968, 4870, 4960, 7792, 7936, 9740, 9920, 15097, 15584, 15872, 19480, 19840, 30194, 31168, 38960, 39680, 60388, 62336, 75485, 77920, 79360, 120776, 124672, 150970, 155840, 241552, 249344, 301940, 311680, 483104, 603880, 623360, 966208, 1207760, 1246720, 1932416, 2415520, 3864832, 4831040, 7729664, 9662080, 19324160, 38648320]

約数ペア:

[(1, 38648320), (2, 19324160), (4, 9662080), (5, 7729664), (8, 4831040), (10, 3864832), (16, 2415520), (20, 1932416), (31, 1246720), (32, 1207760), (40, 966208), (62, 623360), (64, 603880), (80, 483104), (124, 311680), (128, 301940), (155, 249344), (160, 241552), (248, 155840), (256, 150970), (310, 124672), (320, 120776), (487, 79360), (496, 77920), (512, 75485), (620, 62336), (640, 60388), (974, 39680), (992, 38960), (1240, 31168), (1280, 30194), (1948, 19840), (1984, 19480), (2435, 15872), (2480, 15584), (2560, 15097), (3896, 9920), (3968, 9740), (4870, 7936), (4960, 7792)]