551305984

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{547}}^1$

素因数の和:721

約数の個数: 72

約数和(自身を含む): 1146994688

約数和(自身を除く): 595688704

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 127, 128, 248, 254, 256, 496, 508, 547, 992, 1016, 1094, 1984, 2032, 2188, 3937, 3968, 4064, 4376, 7874, 7936, 8128, 8752, 15748, 16256, 16957, 17504, 31496, 32512, 33914, 35008, 62992, 67828, 69469, 70016, 125984, 135656, 138938, 140032, 251968, 271312, 277876, 503936, 542624, 555752, 1007872, 1085248, 1111504, 2153539, 2170496, 2223008, 4307078, 4340992, 4446016, 8614156, 8892032, 17228312, 17784064, 34456624, 68913248, 137826496, 275652992, 551305984]

約数ペア:

[(1, 551305984), (2, 275652992), (4, 137826496), (8, 68913248), (16, 34456624), (31, 17784064), (32, 17228312), (62, 8892032), (64, 8614156), (124, 4446016), (127, 4340992), (128, 4307078), (248, 2223008), (254, 2170496), (256, 2153539), (496, 1111504), (508, 1085248), (547, 1007872), (992, 555752), (1016, 542624), (1094, 503936), (1984, 277876), (2032, 271312), (2188, 251968), (3937, 140032), (3968, 138938), (4064, 135656), (4376, 125984), (7874, 70016), (7936, 69469), (8128, 67828), (8752, 62992), (15748, 35008), (16256, 33914), (16957, 32512), (17504, 31496)]