42523520

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{269}}^1$

素因数の和:320

約数の個数: 128

約数和(自身を含む): 115668000

約数和(自身を除く): 73144480

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 64, 65, 76, 80, 95, 104, 128, 130, 152, 160, 190, 208, 247, 260, 269, 304, 320, 380, 416, 494, 520, 538, 608, 640, 760, 832, 988, 1040, 1076, 1216, 1235, 1345, 1520, 1664, 1976, 2080, 2152, 2432, 2470, 2690, 3040, 3497, 3952, 4160, 4304, 4940, 5111, 5380, 6080, 6994, 7904, 8320, 8608, 9880, 10222, 10760, 12160, 13988, 15808, 17216, 17485, 19760, 20444, 21520, 25555, 27976, 31616, 34432, 34970, 39520, 40888, 43040, 51110, 55952, 66443, 69940, 79040, 81776, 86080, 102220, 111904, 132886, 139880, 158080, 163552, 172160, 204440, 223808, 265772, 279760, 327104, 332215, 408880, 447616, 531544, 559520, 654208, 664430, 817760, 1063088, 1119040, 1328860, 1635520, 2126176, 2238080, 2657720, 3271040, 4252352, 5315440, 8504704, 10630880, 21261760, 42523520]

約数ペア:

[(1, 42523520), (2, 21261760), (4, 10630880), (5, 8504704), (8, 5315440), (10, 4252352), (13, 3271040), (16, 2657720), (19, 2238080), (20, 2126176), (26, 1635520), (32, 1328860), (38, 1119040), (40, 1063088), (52, 817760), (64, 664430), (65, 654208), (76, 559520), (80, 531544), (95, 447616), (104, 408880), (128, 332215), (130, 327104), (152, 279760), (160, 265772), (190, 223808), (208, 204440), (247, 172160), (260, 163552), (269, 158080), (304, 139880), (320, 132886), (380, 111904), (416, 102220), (494, 86080), (520, 81776), (538, 79040), (608, 69940), (640, 66443), (760, 55952), (832, 51110), (988, 43040), (1040, 40888), (1076, 39520), (1216, 34970), (1235, 34432), (1345, 31616), (1520, 27976), (1664, 25555), (1976, 21520), (2080, 20444), (2152, 19760), (2432, 17485), (2470, 17216), (2690, 15808), (3040, 13988), (3497, 12160), (3952, 10760), (4160, 10222), (4304, 9880), (4940, 8608), (5111, 8320), (5380, 7904), (6080, 6994)]