45105920

素因数分解:

$2^8\times 5^1\times {\mathrm{131}}^1\times {\mathrm{269}}^1$

素因数の和:421

約数の個数: 72

約数和(自身を含む): 109272240

約数和(自身を除く): 64166320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 131, 160, 256, 262, 269, 320, 524, 538, 640, 655, 1048, 1076, 1280, 1310, 1345, 2096, 2152, 2620, 2690, 4192, 4304, 5240, 5380, 8384, 8608, 10480, 10760, 16768, 17216, 20960, 21520, 33536, 34432, 35239, 41920, 43040, 68864, 70478, 83840, 86080, 140956, 167680, 172160, 176195, 281912, 344320, 352390, 563824, 704780, 1127648, 1409560, 2255296, 2819120, 4510592, 5638240, 9021184, 11276480, 22552960, 45105920]

約数ペア:

[(1, 45105920), (2, 22552960), (4, 11276480), (5, 9021184), (8, 5638240), (10, 4510592), (16, 2819120), (20, 2255296), (32, 1409560), (40, 1127648), (64, 704780), (80, 563824), (128, 352390), (131, 344320), (160, 281912), (256, 176195), (262, 172160), (269, 167680), (320, 140956), (524, 86080), (538, 83840), (640, 70478), (655, 68864), (1048, 43040), (1076, 41920), (1280, 35239), (1310, 34432), (1345, 33536), (2096, 21520), (2152, 20960), (2620, 17216), (2690, 16768), (4192, 10760), (4304, 10480), (5240, 8608), (5380, 8384)]