40168016

素因数分解:

$2^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1$

素因数の和:276

約数の個数: 80

約数和(自身を含む): 93744000

約数和(自身を除く): 53575984

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 56, 58, 83, 112, 116, 149, 166, 203, 232, 298, 332, 406, 464, 581, 596, 664, 812, 1043, 1162, 1192, 1328, 1624, 2086, 2324, 2384, 2407, 3248, 4172, 4321, 4648, 4814, 8344, 8642, 9296, 9628, 12367, 16688, 16849, 17284, 19256, 24734, 30247, 33698, 34568, 38512, 49468, 60494, 67396, 69136, 86569, 98936, 120988, 134792, 173138, 197872, 241976, 269584, 346276, 358643, 483952, 692552, 717286, 1385104, 1434572, 2510501, 2869144, 5021002, 5738288, 10042004, 20084008, 40168016]

約数ペア:

[(1, 40168016), (2, 20084008), (4, 10042004), (7, 5738288), (8, 5021002), (14, 2869144), (16, 2510501), (28, 1434572), (29, 1385104), (56, 717286), (58, 692552), (83, 483952), (112, 358643), (116, 346276), (149, 269584), (166, 241976), (203, 197872), (232, 173138), (298, 134792), (332, 120988), (406, 98936), (464, 86569), (581, 69136), (596, 67396), (664, 60494), (812, 49468), (1043, 38512), (1162, 34568), (1192, 33698), (1328, 30247), (1624, 24734), (2086, 19256), (2324, 17284), (2384, 16849), (2407, 16688), (3248, 12367), (4172, 9628), (4321, 9296), (4648, 8642), (4814, 8344)]