38529280

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{971}}^1$

素因数の和:1023

約数の個数: 72

約数和(自身を含む): 95364864

約数和(自身を除く): 56835584

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, 496, 620, 640, 971, 992, 1240, 1280, 1942, 1984, 2480, 3884, 3968, 4855, 4960, 7768, 7936, 9710, 9920, 15536, 19420, 19840, 30101, 31072, 38840, 39680, 60202, 62144, 77680, 120404, 124288, 150505, 155360, 240808, 248576, 301010, 310720, 481616, 602020, 621440, 963232, 1204040, 1242880, 1926464, 2408080, 3852928, 4816160, 7705856, 9632320, 19264640, 38529280]

約数ペア:

[(1, 38529280), (2, 19264640), (4, 9632320), (5, 7705856), (8, 4816160), (10, 3852928), (16, 2408080), (20, 1926464), (31, 1242880), (32, 1204040), (40, 963232), (62, 621440), (64, 602020), (80, 481616), (124, 310720), (128, 301010), (155, 248576), (160, 240808), (248, 155360), (256, 150505), (310, 124288), (320, 120404), (496, 77680), (620, 62144), (640, 60202), (971, 39680), (992, 38840), (1240, 31072), (1280, 30101), (1942, 19840), (1984, 19420), (2480, 15536), (3884, 9920), (3968, 9710), (4855, 7936), (4960, 7768)]